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treewide: import latest Galaxy A52 5G kernel
* this imports the latest version of SM-A526B kernel from https://opensource.samsung.com/uploadSearch?searchValue=SM-A526B

itsaschoolbus   commited 2026-09-27 19:03:59 +07:00
34794f4cb2
This is the 4.19.151 stable release
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Merge 4.19.151 into android-4.19-stable

Changes in 4.19.151
	fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h
	Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts
	fbcon: Fix global-out-of-bounds read in fbcon_get_font()
	Revert "ravb: Fixed to be able to unload modules"
	net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
	drm/nouveau/mem: guard against NULL pointer access in mem_del
	usermodehelper: reset umask to default before executing user process
	platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
	platform/x86: thinkpad_acpi: initialize tp_nvram_state variable
	platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting
	platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse
	driver core: Fix probe_count imbalance in really_probe()
	perf top: Fix stdio interface input handling with glibc 2.28+
	i2c: i801: Exclude device from suspend direct complete optimization
	mtd: rawnand: sunxi: Fix the probe error path
	arm64: dts: stratix10: add status to qspi dts node
	nvme-core: put ctrl ref when module ref get fail
	macsec: avoid use-after-free in macsec_handle_frame()
	mm/khugepaged: fix filemap page_to_pgoff(page) != offset
	xfrmi: drop ignore_df check before updating pmtu
	cifs: Fix incomplete memory allocation on setxattr path
	i2c: meson: fix clock setting overwrite
	i2c: meson: fixup rate calculation with filter delay
	i2c: owl: Clear NACK and BUS error bits
	sctp: fix sctp_auth_init_hmacs() error path
	team: set dev->needed_headroom in team_setup_by_port()
	net: team: fix memory leak in __team_options_register
	openvswitch: handle DNAT tuple collision
	drm/amdgpu: prevent double kfree ttm->sg
	xfrm: clone XFRMA_SET_MARK in xfrm_do_migrate
	xfrm: clone XFRMA_REPLAY_ESN_VAL in xfrm_do_migrate
	xfrm: clone XFRMA_SEC_CTX in xfrm_do_migrate
	xfrm: clone whole liftime_cur structure in xfrm_do_migrate
	net: stmmac: removed enabling eee in EEE set callback
	platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP
	xfrm: Use correct address family in xfrm_state_find
	bonding: set dev->needed_headroom in bond_setup_by_slave()
	mdio: fix mdio-thunder.c dependency & build error
	net: usb: ax88179_178a: fix missing stop entry in driver_info
	net/mlx5e: Fix VLAN cleanup flow
	net/mlx5e: Fix VLAN create flow
	rxrpc: Fix rxkad token xdr encoding
	rxrpc: Downgrade the BUG() for unsupported token type in rxrpc_read()
	rxrpc: Fix some missing _bh annotations on locking conn->state_lock
	rxrpc: Fix server keyring leak
	perf: Fix task_function_call() error handling
	mmc: core: don't set limits.discard_granularity as 0
	mm: khugepaged: recalculate min_free_kbytes after memory hotplug as expected by khugepaged
	net: usb: rtl8150: set random MAC address when set_ethernet_addr() fails
	Linux 4.19.151

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9ee2b0fc4fc39f27be6ae680529e1046f249a3e6

Greg Kroah-Hartman   commited 2020-10-14 12:11:08 +02:00
9f80205d66
net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
commit 3dc289f8f139997f4e9d3cfccf8738f20d23e47b upstream.

In nl80211_parse_key(), key.idx is first initialized as -1.
If this value of key.idx remains unmodified and gets returned, and
nl80211_key_allowed() also returns 0, then rdev_del_key() gets called
with key.idx = -1.
This causes an out-of-bounds array access.

Handle this issue by checking if the value of key.idx after
nl80211_parse_key() is called and return -EINVAL if key.idx < 0.

Cc: stable@vger.kernel.org
Reported-by: syzbot+b1bb342d1d097516cbda@syzkaller.appspotmail.com
Tested-by: syzbot+b1bb342d1d097516cbda@syzkaller.appspotmail.com
Signed-off-by: Anant Thazhemadam <anant.thazhemadam@gmail.com>
Link: https://lore.kernel.org/r/20201007035401.9522-1-anant.thazhemadam@gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Anant Thazhemadam   authored and   Greg Kroah-Hartman   commited 2020-10-14 10:31:21 +02:00
c37528577a
This is the 4.19.144 stable release
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Merge 4.19.144 into android-4.19-stable

Changes in 4.19.144
	HID: core: Correctly handle ReportSize being zero
	HID: core: Sanitize event code and type when mapping input
	perf record/stat: Explicitly call out event modifiers in the documentation
	scsi: target: tcmu: Fix size in calls to tcmu_flush_dcache_range
	scsi: target: tcmu: Optimize use of flush_dcache_page
	tty: serial: qcom_geni_serial: Drop __init from qcom_geni_console_setup
	drm/msm: add shutdown support for display platform_driver
	hwmon: (applesmc) check status earlier.
	nvmet: Disable keep-alive timer when kato is cleared to 0h
	drm/msm/a6xx: fix gmu start on newer firmware
	ceph: don't allow setlease on cephfs
	cpuidle: Fixup IRQ state
	s390: don't trace preemption in percpu macros
	xen/xenbus: Fix granting of vmalloc'd memory
	dmaengine: of-dma: Fix of_dma_router_xlate's of_dma_xlate handling
	batman-adv: Avoid uninitialized chaddr when handling DHCP
	batman-adv: Fix own OGM check in aggregated OGMs
	batman-adv: bla: use netif_rx_ni when not in interrupt context
	dmaengine: at_hdmac: check return value of of_find_device_by_node() in at_dma_xlate()
	MIPS: mm: BMIPS5000 has inclusive physical caches
	MIPS: BMIPS: Also call bmips_cpu_setup() for secondary cores
	netfilter: nf_tables: add NFTA_SET_USERDATA if not null
	netfilter: nf_tables: incorrect enum nft_list_attributes definition
	netfilter: nf_tables: fix destination register zeroing
	net: hns: Fix memleak in hns_nic_dev_probe
	net: systemport: Fix memleak in bcm_sysport_probe
	ravb: Fixed to be able to unload modules
	net: arc_emac: Fix memleak in arc_mdio_probe
	dmaengine: pl330: Fix burst length if burst size is smaller than bus width
	gtp: add GTPA_LINK info to msg sent to userspace
	bnxt_en: Don't query FW when netif_running() is false.
	bnxt_en: Check for zero dir entries in NVRAM.
	bnxt_en: Fix PCI AER error recovery flow
	bnxt_en: fix HWRM error when querying VF temperature
	xfs: fix boundary test in xfs_attr_shortform_verify
	bnxt: don't enable NAPI until rings are ready
	selftests/bpf: Fix massive output from test_maps
	netfilter: nfnetlink: nfnetlink_unicast() reports EAGAIN instead of ENOBUFS
	nvmet-fc: Fix a missed _irqsave version of spin_lock in 'nvmet_fc_fod_op_done()'
	perf tools: Correct SNOOPX field offset
	net: ethernet: mlx4: Fix memory allocation in mlx4_buddy_init()
	fix regression in "epoll: Keep a reference on files added to the check list"
	net: gemini: Fix another missing clk_disable_unprepare() in probe
	xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt files
	perf jevents: Fix suspicious code in fixregex()
	tg3: Fix soft lockup when tg3_reset_task() fails.
	x86, fakenuma: Fix invalid starting node ID
	iommu/vt-d: Serialize IOMMU GCMD register modifications
	thermal: ti-soc-thermal: Fix bogus thermal shutdowns for omap4430
	include/linux/log2.h: add missing () around n in roundup_pow_of_two()
	ext2: don't update mtime on COW faults
	xfs: don't update mtime on COW faults
	btrfs: drop path before adding new uuid tree entry
	vfio/type1: Support faulting PFNMAP vmas
	vfio-pci: Fault mmaps to enable vma tracking
	vfio-pci: Invalidate mmaps and block MMIO access on disabled memory
	btrfs: Remove redundant extent_buffer_get in get_old_root
	btrfs: Remove extraneous extent_buffer_get from tree_mod_log_rewind
	btrfs: set the lockdep class for log tree extent buffers
	uaccess: Add non-pagefault user-space read functions
	uaccess: Add non-pagefault user-space write function
	btrfs: fix potential deadlock in the search ioctl
	net: usb: qmi_wwan: add Telit 0x1050 composition
	usb: qmi_wwan: add D-Link DWM-222 A2 device ID
	ALSA: ca0106: fix error code handling
	ALSA: pcm: oss: Remove superfluous WARN_ON() for mulaw sanity check
	ALSA: hda/hdmi: always check pin power status in i915 pin fixup
	ALSA: firewire-digi00x: exclude Avid Adrenaline from detection
	ALSA: hda - Fix silent audio output and corrupted input on MSI X570-A PRO
	media: rc: do not access device via sysfs after rc_unregister_device()
	media: rc: uevent sysfs file races with rc_unregister_device()
	affs: fix basic permission bits to actually work
	block: allow for_each_bvec to support zero len bvec
	libata: implement ATA_HORKAGE_MAX_TRIM_128M and apply to Sandisks
	dm writecache: handle DAX to partitions on persistent memory correctly
	dm cache metadata: Avoid returning cmd->bm wild pointer on error
	dm thin metadata: Avoid returning cmd->bm wild pointer on error
	mm: slub: fix conversion of freelist_corrupted()
	KVM: arm64: Add kvm_extable for vaxorcism code
	KVM: arm64: Defer guest entry when an asynchronous exception is pending
	KVM: arm64: Survive synchronous exceptions caused by AT instructions
	KVM: arm64: Set HCR_EL2.PTW to prevent AT taking synchronous exception
	vfio/pci: Fix SR-IOV VF handling with MMIO blocking
	checkpatch: fix the usage of capture group ( ... )
	mm/hugetlb: fix a race between hugetlb sysctl handlers
	cfg80211: regulatory: reject invalid hints
	net: usb: Fix uninit-was-stored issue in asix_read_phy_addr()
	Linux 4.19.144

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I81d6b3f044fe0dd919d1ece16d131c2185c00bb3

Greg Kroah-Hartman   commited 2020-09-09 19:48:58 +02:00
009b982d9c
cfg80211: regulatory: reject invalid hints
commit 47caf685a6854593348f216e0b489b71c10cbe03 upstream.

Reject invalid hints early in order to not cause a kernel
WARN later if they're restored to or similar.

Reported-by: syzbot+d451401ffd00a60677ee@syzkaller.appspotmail.com
Link: https://syzkaller.appspot.com/bug?extid=d451401ffd00a60677ee
Link: https://lore.kernel.org/r/20200819084648.13956-1-johannes@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2020-09-09 19:04:32 +02:00
1b097d5d41
This is the 4.19.139 stable release
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Merge 4.19.139 into android-4.19-stable

Changes in 4.19.139
	USB: serial: qcserial: add EM7305 QDL product ID
	USB: iowarrior: fix up report size handling for some devices
	usb: xhci: define IDs for various ASMedia host controllers
	usb: xhci: Fix ASMedia ASM1142 DMA addressing
	Revert "ALSA: hda: call runtime_allow() for all hda controllers"
	ALSA: seq: oss: Serialize ioctls
	staging: android: ashmem: Fix lockdep warning for write operation
	Bluetooth: Fix slab-out-of-bounds read in hci_extended_inquiry_result_evt()
	Bluetooth: Prevent out-of-bounds read in hci_inquiry_result_evt()
	Bluetooth: Prevent out-of-bounds read in hci_inquiry_result_with_rssi_evt()
	omapfb: dss: Fix max fclk divider for omap36xx
	binder: Prevent context manager from incrementing ref 0
	vgacon: Fix for missing check in scrollback handling
	mtd: properly check all write ioctls for permissions
	leds: wm831x-status: fix use-after-free on unbind
	leds: da903x: fix use-after-free on unbind
	leds: lm3533: fix use-after-free on unbind
	leds: 88pm860x: fix use-after-free on unbind
	net/9p: validate fds in p9_fd_open
	drm/nouveau/fbcon: fix module unload when fbcon init has failed for some reason
	drm/nouveau/fbcon: zero-initialise the mode_cmd2 structure
	i2c: slave: improve sanity check when registering
	i2c: slave: add sanity check when unregistering
	usb: hso: check for return value in hso_serial_common_create()
	firmware: Fix a reference count leak.
	cfg80211: check vendor command doit pointer before use
	igb: reinit_locked() should be called with rtnl_lock
	atm: fix atm_dev refcnt leaks in atmtcp_remove_persistent
	tools lib traceevent: Fix memory leak in process_dynamic_array_len
	Drivers: hv: vmbus: Ignore CHANNELMSG_TL_CONNECT_RESULT(23)
	xattr: break delegations in {set,remove}xattr
	ipv4: Silence suspicious RCU usage warning
	ipv6: fix memory leaks on IPV6_ADDRFORM path
	net: ethernet: mtk_eth_soc: fix MTU warnings
	vxlan: Ensure FDB dump is performed under RCU
	net: lan78xx: replace bogus endpoint lookup
	hv_netvsc: do not use VF device if link is down
	net: gre: recompute gre csum for sctp over gre tunnels
	net: thunderx: use spin_lock_bh in nicvf_set_rx_mode_task()
	openvswitch: Prevent kernel-infoleak in ovs_ct_put_key()
	Revert "vxlan: fix tos value before xmit"
	selftests/net: relax cpu affinity requirement in msg_zerocopy test
	rxrpc: Fix race between recvmsg and sendmsg on immediate call failure
	i40e: add num_vectors checker in iwarp handler
	i40e: Wrong truncation from u16 to u8
	i40e: Fix of memory leak and integer truncation in i40e_virtchnl.c
	i40e: Memory leak in i40e_config_iwarp_qvlist
	Smack: fix use-after-free in smk_write_relabel_self()
	Linux 4.19.139

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If64996b6bc365365c5f06165ed8c7648336731bf

Greg Kroah-Hartman   commited 2020-08-11 17:03:22 +02:00
c519a68e3a
cfg80211: check vendor command doit pointer before use
[ Upstream commit 4052d3d2e8f47a15053320bbcbe365d15610437d ]

In the case where a vendor command does not implement doit, and has no
flags set, doit would not be validated and a NULL pointer dereference
would occur, for example when invoking the vendor command via iw.

I encountered this while developing new vendor commands.  Perhaps in
practice it is advisable to always implement doit along with dumpit,
but it seems reasonable to me to always check doit anyway, not just
when NEED_WDEV.

Signed-off-by: Julian Squires <julian@cipht.net>
Link: https://lore.kernel.org/r/20200706211353.2366470-1-julian@cipht.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Julian Squires   authored and   Greg Kroah-Hartman   commited 2020-08-11 15:32:33 +02:00
8881425b92
ANDROID: GKI: cfg80211: Include length of kek in rekey data
With support for new AKM suites (example FILS-SHA256), the KEK length
can now be more than NL80211_KEK_LEN and the KCK length can be zero.
Add changes in cfg80211 to specify the length of KEK, and make KCK
optional. Make NL80211_REKEY_DATA_KEK as NLA_BINARY to enforce a maximum
length check.
Also add macro CFG80211_REKEY_DATA_KEK_LEN to indicate support for
including KEK length in rekey data.

CRs-Fixed: 2087759
Change-Id: Ica8dbb8614e0a9c3905e125b4a5254e43821984e
Signed-off-by: Vidyullatha Kanchanapally <vidyullatha@codeaurora.org>
Signed-off-by: Ankita Bajaj <bankita@codeaurora.org>
Signed-off-by: Hardik Kantilal Patel <hkpatel@codeaurora.org>
(cherry picked from commit 1daf1a378a61ab77a9497e81b1c0de2bbeca70c1)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>

Vidyullatha Kanchanapally   authored and   Connor O'Brien   commited 2020-04-30 21:32:15 +00:00
f18ae83998
BACKPORT: cfg80211: Support key configuration for Beacon protection (BIGTK)
IEEE P802.11-REVmd/D3.0 adds support for protecting Beacon frames using
a new set of keys (BIGTK; key index 6..7) similarly to the way
group-addressed Robust Management frames are protected (IGTK; key index
4..5). Extend cfg80211 and nl80211 to allow the new BIGTK to be
configured. Add an extended feature flag to indicate driver support for
the new key index values to avoid array overflows in driver
implementations and also to indicate to user space when this
functionality is available.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Link: https://lore.kernel.org/r/20200222132548.20835-2-jouni@codeaurora.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 56be393fa8b40db2d4f54f97614f645eb8d3c32e)
[connoro: resolve conflicts; add preceding enum values to preserve
uapi; drop changes to lines not present in 4.19]
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Iab2dff167159556167600a88091a8e6b28db4ad8

Jouni Malinen   authored and   Connor O'Brien   commited 2020-04-28 16:29:52 -07:00
a78a253c53
BACKPORT: cfg80211: Enhance the AKM advertizement to support per interface.
Commit ab4dfa20534e ("cfg80211: Allow drivers to advertise supported AKM
suites") introduces the support to advertize supported AKMs to userspace.

This needs an enhancement to advertize the AKM support per interface type,
specifically for the cfg80211-based drivers that implement SME and use
different mechanisms to support the AKM's for each interface type (e.g.,
the support for SAE, OWE AKM's take different paths for such drivers on
STA/AP mode).

This commit aims the same and enhances the earlier mechanism of advertizing
the AKMs per wiphy. Add new nl80211 attributes and data structure to
provide supported AKMs per interface type to userspace.

the AKMs advertized in akm_suites are default capabilities if not
advertized for a specific interface type in iftype_akm_suites.

Signed-off-by: Veerendranath Jakkam <vjakkam@codeaurora.org>
Link: https://lore.kernel.org/r/20200126203032.21934-1-vjakkam@codeaurora.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit d6039a3416f7af37c04f22c411f120ad46f51663)
[connoro: drop changes to lines not present in android-4.19; add enum
values to nl80211_commands to match uapi]
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I2aef7de9d477b71432c2547a1cba1728a2d22d14

Veerendranath Jakkam   authored and   Connor O'Brien   commited 2020-04-28 23:25:49 +00:00
a7321039a2
UPSTREAM: cfg80211: save multi-bssid properties
When the new IEs are generated, the multiple BSSID elements
are not saved. Save aside properties that are needed later
for PS.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 0cd01efb03396c5368b1a32eed0ccb2aa453bdc8)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I5011217119bfc01dcd2d3aa10f37df4dc385b5c0

Sara Sharon   authored and   Connor O'Brien   commited 2020-04-23 14:37:15 -07:00
1cb2737c9b
UPSTREAM: cfg80211: make BSSID generation function inline
This will enable reuse by mac80211.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 7ece9c372b21635120e7ab5ea3fc41ce9892ead8)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I1db90bf0e255ae57955e2bdf663b1877c6c2df29

Sara Sharon   authored and   Connor O'Brien   commited 2020-04-23 14:37:15 -07:00
92cd5a3f12
UPSTREAM: cfg80211: parse multi-bssid only if HW supports it
Parsing and exposing nontransmitted APs is problematic
when underlying HW doesn't support it. Do it only if
driver indicated support. Allow HE restriction as well,
since the HE spec defined the exact manner that Multiple
BSSID set should behave. APs that not support the HE
spec will have less predictable Multiple BSSID set
support/behavior

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 213ed579d38ef47c55694a4a411926af3dfc6558)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Ib691778353cce81d6251dca65177ef19010b4ae3

Sara Sharon   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
8f2a99bad0
UPSTREAM: cfg80211: Move Multiple BSS info to struct cfg80211_bss to be visible
Previously the transmitted BSS and the non-trasmitted BSS list were
defined in struct cfg80211_internal_bss. Move them to struct cfg80211_bss
since mac80211 needs this info.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 7011ba583f425780ab1ee52f41161a0171197365)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I8d0780eb2dde7d858b2f57cf001c3d58aa68212e

Sara Sharon   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
4b215175c4
UPSTREAM: cfg80211: Properly track transmitting and non-transmitting BSS
When holding data of the non-transmitting BSS, we need to keep the
transmitting BSS data on. Otherwise it will be released, and release
the non-transmitting BSS with it.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit a3584f56de1c808d4383a275b4a74467b19e5645)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I685a4cd474798df51137b974e80f7bba93f13c74

Sara Sharon   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
00ac69ac3b
UPSTREAM: cfg80211: use for_each_element() for multi-bssid parsing
Use the new for_each_element() helper here, we cannot use
for_each_subelement() since we have a fixed 1 byte before
the subelements start.

While at it, also fix le16_to_cpup() to be get_unaligned_le16()
since we don't know anything about alignment.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 1c8745f3ec6f46f5fa99dbcdf92381144ae1b37f)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Ic1e8fdec3b19300b522414200a2254664948211f

Johannes Berg   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
118610f6c0
UPSTREAM: cfg80211: Parsing of Multiple BSSID information in scanning
This extends cfg80211 BSS table processing to be able to parse Multiple
BSSID element from Beacon and Probe Response frames and to update the
BSS profiles in internal database for non-transmitted BSSs.

Signed-off-by: Peng Xu <pxu@codeaurora.org>
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 0b8fb8235be8be99a197e8d948fc0a2df8dc261a)
Signed-off-by: Connor O'Brien <connoro@google.com>
Bug: 154523213
Change-Id: Ic0d56356c53306be9afa8ab4bfda8407d1d55ad4

Peng Xu   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
cd080f65ed
UPSTREAM: cfg80211/nl80211: Offload OWE processing to user space in AP mode
This interface allows the host driver to offload OWE processing
to user space. This intends to support OWE (Opportunistic Wireless
Encryption) AKM by the drivers that implement SME but rely on the
user space for the cryptographic/OWE processing in AP mode. Such
drivers are not capable of processing/deriving the DH IE.

A new NL80211 command - NL80211_CMD_UPDATE_OWE_INFO is introduced
to send the request/event between the host driver and user space.

Driver shall provide the OWE info (MAC address and DH IE) of
the peer to user space for cryptographic processing of the DH IE
through the event. Accordingly, the user space shall update the
OWE info/DH IE to the driver.

Following is the sequence in AP mode for OWE authentication.

Driver passes the OWE info obtained from the peer in the
Association Request to the user space through the event
cfg80211_update_owe_info_event. User space shall process the
OWE info received and generate new OWE info. This OWE info is
passed to the driver through NL80211_CMD_UPDATE_OWE_INFO
request. Driver eventually uses this OWE info to send the
Association Response to the peer.

This OWE info in the command interface carries the IEs that include
PMKID of the peer if the PMKSA is still valid or an updated DH IE
for generating a new PMKSA with the peer.

Signed-off-by: Liangwei Dong <liangwei@codeaurora.org>
Signed-off-by: Sunil Dutt <usdutt@codeaurora.org>
Signed-off-by: Srinivas Dasari <dasaris@codeaurora.org>
[remove policy initialization - no longer exists]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit cb74e9775871f8c82a1297cf76209f10ab5bbe3d)
Bug: 154523213
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: I3c5cd950f1777cf62e622fcf774ce1aac456f22c

Sunil Dutt   authored and   Connor O'Brien   commited 2020-04-23 14:37:14 -07:00
14cdc153d6
BACKPORT: nl80211: Add per peer statistics to compute FCS error rate
Add support for drivers to report the total number of MPDUs received
and the number of MPDUs received with an FCS error from a specific
peer. These counters will be incremented only when the TA of the
frame matches the MAC address of the peer irrespective of FCS
error.

It should be noted that the TA field in the frame might be corrupted
when there is an FCS error and TA matching logic would fail in such
cases. Hence, FCS error counter might not be fully accurate, but it can
provide help in detecting bad RX links in significant number of cases.
This FCS error counter without full accuracy can be used, e.g., to
trigger a kick-out of a connected client with a bad link in AP mode to
force such a client to roam to another AP.

Test: build
Bug: 153912588
Signed-off-by: Ankita Bajaj <bankita@codeaurora.org>
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit 0d4e14a32dcab9c4bd559d02874120fbb86b1322)
[hridya: resolved minor conflicts]
Signed-off-by: Hridya Valsaraju <hridya@google.com>
Change-Id: I5306d36e6df255efcb130b0de5151bebda67c549

Ankita Bajaj   authored and   Hridya Valsaraju   commited 2020-04-14 12:57:22 -07:00
8766a7247a
This is the 4.19.114 stable release
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Merge 4.19.114 into android-4.19

Changes in 4.19.114
	mmc: core: Allow host controllers to require R1B for CMD6
	mmc: core: Respect MMC_CAP_NEED_RSP_BUSY for erase/trim/discard
	mmc: core: Respect MMC_CAP_NEED_RSP_BUSY for eMMC sleep command
	mmc: sdhci-omap: Fix busy detection by enabling MMC_CAP_NEED_RSP_BUSY
	mmc: sdhci-tegra: Fix busy detection by enabling MMC_CAP_NEED_RSP_BUSY
	Revert "drm/dp_mst: Skip validating ports during destruction, just ref"
	geneve: move debug check after netdev unregister
	hsr: fix general protection fault in hsr_addr_is_self()
	macsec: restrict to ethernet devices
	mlxsw: spectrum_mr: Fix list iteration in error path
	net: cbs: Fix software cbs to consider packet sending time
	net: dsa: Fix duplicate frames flooded by learning
	net: mvneta: Fix the case where the last poll did not process all rx
	net/packet: tpacket_rcv: avoid a producer race condition
	net: qmi_wwan: add support for ASKEY WWHC050
	net_sched: cls_route: remove the right filter from hashtable
	net_sched: keep alloc_hash updated after hash allocation
	net: stmmac: dwmac-rk: fix error path in rk_gmac_probe
	NFC: fdp: Fix a signedness bug in fdp_nci_send_patch()
	slcan: not call free_netdev before rtnl_unlock in slcan_open
	bnxt_en: fix memory leaks in bnxt_dcbnl_ieee_getets()
	bnxt_en: Reset rings if ring reservation fails during open()
	net: ip_gre: Separate ERSPAN newlink / changelink callbacks
	net: ip_gre: Accept IFLA_INFO_DATA-less configuration
	net: dsa: mt7530: Change the LINK bit to reflect the link status
	net: phy: mdio-mux-bcm-iproc: check clk_prepare_enable() return value
	r8169: re-enable MSI on RTL8168c
	tcp: repair: fix TCP_QUEUE_SEQ implementation
	vxlan: check return value of gro_cells_init()
	hsr: use rcu_read_lock() in hsr_get_node_{list/status}()
	hsr: add restart routine into hsr_get_node_list()
	hsr: set .netnsok flag
	cgroup-v1: cgroup_pidlist_next should update position index
	nfs: add minor version to nfs_server_key for fscache
	cpupower: avoid multiple definition with gcc -fno-common
	drivers/of/of_mdio.c:fix of_mdiobus_register()
	cgroup1: don't call release_agent when it is ""
	dt-bindings: net: FMan erratum A050385
	arm64: dts: ls1043a: FMan erratum A050385
	fsl/fman: detect FMan erratum A050385
	s390/qeth: handle error when backing RX buffer
	scsi: ipr: Fix softlockup when rescanning devices in petitboot
	mac80211: Do not send mesh HWMP PREQ if HWMP is disabled
	dpaa_eth: Remove unnecessary boolean expression in dpaa_get_headroom
	sxgbe: Fix off by one in samsung driver strncpy size arg
	ftrace/x86: Anotate text_mutex split between ftrace_arch_code_modify_post_process() and ftrace_arch_code_modify_prepare()
	i2c: hix5hd2: add missed clk_disable_unprepare in remove
	Input: raydium_i2c_ts - fix error codes in raydium_i2c_boot_trigger()
	Input: synaptics - enable RMI on HP Envy 13-ad105ng
	Input: avoid BIT() macro usage in the serio.h UAPI header
	ceph: check POOL_FLAG_FULL/NEARFULL in addition to OSDMAP_FULL/NEARFULL
	ARM: dts: dra7: Add bus_dma_limit for L3 bus
	ARM: dts: omap5: Add bus_dma_limit for L3 bus
	perf probe: Do not depend on dwfl_module_addrsym()
	tools: Let O= makes handle a relative path with -C option
	scripts/dtc: Remove redundant YYLOC global declaration
	scsi: sd: Fix optimal I/O size for devices that change reported values
	nl80211: fix NL80211_ATTR_CHANNEL_WIDTH attribute type
	mac80211: mark station unauthorized before key removal
	gpiolib: acpi: Correct comment for HP x2 10 honor_wakeup quirk
	gpiolib: acpi: Rework honor_wakeup option into an ignore_wake option
	gpiolib: acpi: Add quirk to ignore EC wakeups on HP x2 10 BYT + AXP288 model
	RDMA/core: Ensure security pkey modify is not lost
	genirq: Fix reference leaks on irq affinity notifiers
	xfrm: handle NETDEV_UNREGISTER for xfrm device
	vti[6]: fix packet tx through bpf_redirect() in XinY cases
	RDMA/mlx5: Block delay drop to unprivileged users
	xfrm: fix uctx len check in verify_sec_ctx_len
	xfrm: add the missing verify_sec_ctx_len check in xfrm_add_acquire
	xfrm: policy: Fix doulbe free in xfrm_policy_timer
	afs: Fix some tracing details
	netfilter: flowtable: reload ip{v6}h in nf_flow_tuple_ip{v6}
	netfilter: nft_fwd_netdev: validate family and chain type
	bpf/btf: Fix BTF verification of enum members in struct/union
	vti6: Fix memory leak of skb if input policy check fails
	Revert "r8169: check that Realtek PHY driver module is loaded"
	mac80211: add option for setting control flags
	mac80211: set IEEE80211_TX_CTRL_PORT_CTRL_PROTO for nl80211 TX
	USB: serial: option: add support for ASKEY WWHC050
	USB: serial: option: add BroadMobi BM806U
	USB: serial: option: add Wistron Neweb D19Q1
	USB: cdc-acm: restore capability check order
	USB: serial: io_edgeport: fix slab-out-of-bounds read in edge_interrupt_callback
	usb: musb: fix crash with highmen PIO and usbmon
	media: flexcop-usb: fix endpoint sanity check
	media: usbtv: fix control-message timeouts
	staging: rtl8188eu: Add ASUS USB-N10 Nano B1 to device table
	staging: wlan-ng: fix ODEBUG bug in prism2sta_disconnect_usb
	staging: wlan-ng: fix use-after-free Read in hfa384x_usbin_callback
	ahci: Add Intel Comet Lake H RAID PCI ID
	libfs: fix infoleak in simple_attr_read()
	media: ov519: add missing endpoint sanity checks
	media: dib0700: fix rc endpoint lookup
	media: stv06xx: add missing descriptor sanity checks
	media: xirlink_cit: add missing descriptor sanity checks
	mac80211: Check port authorization in the ieee80211_tx_dequeue() case
	mac80211: fix authentication with iwlwifi/mvm
	vt: selection, introduce vc_is_sel
	vt: ioctl, switch VT_IS_IN_USE and VT_BUSY to inlines
	vt: switch vt_dont_switch to bool
	vt: vt_ioctl: remove unnecessary console allocation checks
	vt: vt_ioctl: fix VT_DISALLOCATE freeing in-use virtual console
	vt: vt_ioctl: fix use-after-free in vt_in_use()
	platform/x86: pmc_atom: Add Lex 2I385SW to critclk_systems DMI table
	bpf: Explicitly memset the bpf_attr structure
	bpf: Explicitly memset some bpf info structures declared on the stack
	gpiolib: acpi: Add quirk to ignore EC wakeups on HP x2 10 CHT + AXP288 model
	net: ks8851-ml: Fix IO operations, again
	arm64: alternative: fix build with clang integrated assembler
	perf map: Fix off by one in strncpy() size argument
	ARM: dts: oxnas: Fix clear-mask property
	ARM: bcm2835-rpi-zero-w: Add missing pinctrl name
	ARM: dts: imx6: phycore-som: fix arm and soc minimum voltage
	ARM: dts: N900: fix onenand timings
	arm64: dts: ls1043a-rdb: correct RGMII delay mode to rgmii-id
	arm64: dts: ls1046ardb: set RGMII interfaces to RGMII_ID mode
	Linux 4.19.114

Change-Id: Icc165d2e49aba750e1b5a8856d9774c149e59ce7
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

Greg Kroah-Hartman   commited 2020-04-03 08:17:23 +02:00
6ca29140d7
UPSTREAM: cfg80211: Authentication offload to user space in AP mode
commit 40cbfa9021 ("cfg80211/nl80211: Optional authentication
offload to userspace")' introduced authentication offload to user
space by the host drivers in station mode. This commit extends
the same for the AP mode too.

Extend NL80211_ATTR_EXTERNAL_AUTH_SUPPORT to also claim the
support of external authentication from the user space in AP mode.
A new flag parameter is introduced in cfg80211_ap_settings to
intend the same while "start ap".

Host driver to use NL80211_CMD_FRAME interface to transmit and
receive the authentication frames to / from the user space.

Host driver to indicate the flag NL80211_RXMGMT_FLAG_EXTERNAL_AUTH
while sending the authentication frame to the user space. This
intends to the user space that the driver wishes it to process
the authentication frame for certain protocols, though it had
initially advertised the support for SME functionality.

User space shall accordingly do the authentication and indicate
its final status through the command NL80211_CMD_EXTERNAL_AUTH.
Allow the command even if userspace doesn't include the attribute
NL80211_ATTR_SSID for AP interface.

Host driver shall continue with the association sequence and
indicate the STA connection status through cfg80211_new_sta.

To facilitate the host drivers in AP mode for matching the pmkid
by the stations during the association, NL80211_CMD_EXTERNAL_AUTH
is also enhanced to include the pmkid to drivers after
the authentication.
This pmkid can also be used in the STA mode to include in the
association request.

Also modify nl80211_external_auth to not mandate SSID in AP mode.

Signed-off-by: Srinivas Dasari <dasaris@codeaurora.org>
[remove useless nla_get_flag() usage]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
(cherry picked from commit fe4943702c850fa07f963eaa6f1530d9d4c2da78)
Bug: 153011874
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Iecdd38a0b6fa7726938c905c4810b9879bc48530

Srinivas Dasari   authored and   Connor O'Brien   commited 2020-04-02 12:51:05 -07:00
052c2f7381
nl80211: fix NL80211_ATTR_CHANNEL_WIDTH attribute type
commit 0016d3201753b59f3ae84b868fe66c86ad256f19 upstream.

The new opmode notification used this attribute with a u8, when
it's documented as a u32 and indeed used in userspace as such,
it just happens to work on little-endian systems since userspace
isn't doing any strict size validation, and the u8 goes into the
lower byte. Fix this.

Cc: stable@vger.kernel.org
Fixes: 466b9936bf ("cfg80211: Add support to notify station's opmode change to userspace")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20200325090531.be124f0a11c7.Iedbf4e197a85471ebd729b186d5365c0343bf7a8@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2020-04-02 15:28:17 +02:00
b9135475c3
BACKPORT: nl80211: Add support for EDMG channels
802.11ay specification defines Enhanced Directional Multi-Gigabit
(EDMG) STA and AP which allow channel bonding of 2 channels and more.

Introduce new NL attributes that are needed for enabling and
configuring EDMG support.

Two new attributes are used by kernel to publish driver's EDMG
capabilities to the userspace:
NL80211_BAND_ATTR_EDMG_CHANNELS - bitmap field that indicates the 2.16
GHz channel(s) that are supported by the driver.
When this attribute is not set it means driver does not support EDMG.
NL80211_BAND_ATTR_EDMG_BW_CONFIG - represent the channel bandwidth
configurations supported by the driver.

Additional two new attributes are used by the userspace for connect
command and for AP configuration:
NL80211_ATTR_WIPHY_EDMG_CHANNELS
NL80211_ATTR_WIPHY_EDMG_BW_CONFIG

New rate info flag - RATE_INFO_FLAGS_EDMG, can be reported from driver
and used for bitrate calculation that will take into account EDMG
according to the 802.11ay specification.

Change-Id: I06d3f04d16b68d35c1dd9cd3624916302e8725a1
Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>
Link: https://lore.kernel.org/r/1566138918-3823-2-git-send-email-ailizaro@codeaurora.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Git-commit: 2a38075cd0beefa4da326380cf54c7b365ddc035
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
[ailizaro@codeaurora.org: fix conflict due to missing NLA policy]
Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>
(cherry picked from commit afd697d00768139b458e5e770c6c76efa3bcbadd)
Bug: 150628559
Signed-off-by: Connor O'Brien <connoro@google.com>

Alexei Avshalom Lazar   authored and   Connor O'Brien   commited 2020-03-26 19:35:27 +00:00
0b546fb9b5
This is the 4.19.112 stable release
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Merge 4.19.112 into android-4.19

Changes in 4.19.112
	perf/amd/uncore: Replace manual sampling check with CAP_NO_INTERRUPT flag
	mmc: sdhci-omap: Add platform specific reset callback
	mmc: sdhci-omap: Workaround errata regarding SDR104/HS200 tuning failures (i929)
	mmc: host: Fix Kconfig warnings on keystone_defconfig
	ACPI: watchdog: Allow disabling WDAT at boot
	HID: apple: Add support for recent firmware on Magic Keyboards
	HID: i2c-hid: add Trekstor Surfbook E11B to descriptor override
	cfg80211: check reg_rule for NULL in handle_channel_custom()
	scsi: libfc: free response frame from GPN_ID
	net: usb: qmi_wwan: restore mtu min/max values after raw_ip switch
	net: ks8851-ml: Fix IRQ handling and locking
	mac80211: rx: avoid RCU list traversal under mutex
	signal: avoid double atomic counter increments for user accounting
	slip: not call free_netdev before rtnl_unlock in slip_open
	hinic: fix a irq affinity bug
	hinic: fix a bug of setting hw_ioctxt
	net: rmnet: fix NULL pointer dereference in rmnet_newlink()
	net: rmnet: fix NULL pointer dereference in rmnet_changelink()
	net: rmnet: fix suspicious RCU usage
	net: rmnet: remove rcu_read_lock in rmnet_force_unassociate_device()
	net: rmnet: do not allow to change mux id if mux id is duplicated
	net: rmnet: use upper/lower device infrastructure
	net: rmnet: fix bridge mode bugs
	net: rmnet: fix packet forwarding in rmnet bridge mode
	sfc: fix timestamp reconstruction at 16-bit rollover points
	jbd2: fix data races at struct journal_head
	wimax: i2400: fix memory leak
	wimax: i2400: Fix memory leak in i2400m_op_rfkill_sw_toggle
	mmc: sdhci-omap: Don't finish_mrq() on a command error during tuning
	mmc: sdhci-omap: Fix Tuning procedure for temperatures < -20C
	driver core: Remove the link if there is no driver with AUTO flag
	driver core: Fix adding device links to probing suppliers
	driver core: Make driver core own stateful device links
	driver core: Add device link flag DL_FLAG_AUTOPROBE_CONSUMER
	driver core: Remove device link creation limitation
	driver core: Fix creation of device links with PM-runtime flags
	net: qrtr: fix len of skb_put_padto in qrtr_node_enqueue
	ARM: 8957/1: VDSO: Match ARMv8 timer in cntvct_functional()
	ARM: 8958/1: rename missed uaccess .fixup section
	mm: slub: add missing TID bump in kmem_cache_alloc_bulk()
	HID: google: add moonball USB id
	efi: Fix debugobjects warning on 'efi_rts_work'
	ipv4: ensure rcu_read_lock() in cipso_v4_error()
	Linux 4.19.112

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I68bb3ea9d74f698994a1b958d112827a0873a0f7

Greg Kroah-Hartman   commited 2020-03-21 08:37:27 +01:00
417d28a44d
cfg80211: check reg_rule for NULL in handle_channel_custom()
[ Upstream commit a7ee7d44b57c9ae174088e53a668852b7f4f452d ]

We may end up with a NULL reg_rule after the loop in
handle_channel_custom() if the bandwidth didn't fit,
check if this is the case and bail out if so.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20200221104449.3b558a50201c.I4ad3725c4dacaefd2d18d3cc65ba6d18acd5dbfe@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2020-03-20 11:55:52 +01:00
81aebc37d2
This is the 4.19.111 stable release
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Merge 4.19.111 into android-4.19

Changes in 4.19.111
	phy: Revert toggling reset changes.
	net: phy: Avoid multiple suspends
	cgroup, netclassid: periodically release file_lock on classid updating
	gre: fix uninit-value in __iptunnel_pull_header
	inet_diag: return classid for all socket types
	ipv6/addrconf: call ipv6_mc_up() for non-Ethernet interface
	ipvlan: add cond_resched_rcu() while processing muticast backlog
	ipvlan: do not add hardware address of master to its unicast filter list
	ipvlan: do not use cond_resched_rcu() in ipvlan_process_multicast()
	ipvlan: don't deref eth hdr before checking it's set
	net/ipv6: use configured metric when add peer route
	netlink: Use netlink header as base to calculate bad attribute offset
	net: macsec: update SCI upon MAC address change.
	net: nfc: fix bounds checking bugs on "pipe"
	net/packet: tpacket_rcv: do not increment ring index on drop
	net: stmmac: dwmac1000: Disable ACS if enhanced descs are not used
	net: systemport: fix index check to avoid an array out of bounds access
	r8152: check disconnect status after long sleep
	sfc: detach from cb_page in efx_copy_channel()
	bnxt_en: reinitialize IRQs when MTU is modified
	cgroup: memcg: net: do not associate sock with unrelated cgroup
	net: memcg: late association of sock to memcg
	net: memcg: fix lockdep splat in inet_csk_accept()
	devlink: validate length of param values
	fib: add missing attribute validation for tun_id
	nl802154: add missing attribute validation
	nl802154: add missing attribute validation for dev_type
	can: add missing attribute validation for termination
	macsec: add missing attribute validation for port
	net: fq: add missing attribute validation for orphan mask
	team: add missing attribute validation for port ifindex
	team: add missing attribute validation for array index
	nfc: add missing attribute validation for SE API
	nfc: add missing attribute validation for deactivate target
	nfc: add missing attribute validation for vendor subcommand
	net: phy: fix MDIO bus PM PHY resuming
	selftests/net/fib_tests: update addr_metric_test for peer route testing
	net/ipv6: need update peer route when modify metric
	net/ipv6: remove the old peer route if change it to a new one
	tipc: add missing attribute validation for MTU property
	devlink: validate length of region addr/len
	bonding/alb: make sure arp header is pulled before accessing it
	slip: make slhc_compress() more robust against malicious packets
	net: fec: validate the new settings in fec_enet_set_coalesce()
	macvlan: add cond_resched() during multicast processing
	cgroup: cgroup_procs_next should increase position index
	cgroup: Iterate tasks that did not finish do_exit()
	iwlwifi: mvm: Do not require PHY_SKU NVM section for 3168 devices
	virtio-blk: fix hw_queue stopped on arbitrary error
	iommu/vt-d: quirk_ioat_snb_local_iommu: replace WARN_TAINT with pr_warn + add_taint
	netfilter: nf_conntrack: ct_cpu_seq_next should increase position index
	netfilter: synproxy: synproxy_cpu_seq_next should increase position index
	netfilter: xt_recent: recent_seq_next should increase position index
	netfilter: x_tables: xt_mttg_seq_next should increase position index
	workqueue: don't use wq_select_unbound_cpu() for bound works
	drm/amd/display: remove duplicated assignment to grph_obj_type
	ktest: Add timeout for ssh sync testing
	cifs_atomic_open(): fix double-put on late allocation failure
	gfs2_atomic_open(): fix O_EXCL|O_CREAT handling on cold dcache
	KVM: x86: clear stale x86_emulate_ctxt->intercept value
	ARC: define __ALIGN_STR and __ALIGN symbols for ARC
	macintosh: windfarm: fix MODINFO regression
	efi: Fix a race and a buffer overflow while reading efivars via sysfs
	efi: Make efi_rts_work accessible to efi page fault handler
	mt76: fix array overflow on receiving too many fragments for a packet
	x86/mce: Fix logic and comments around MSR_PPIN_CTL
	iommu/dma: Fix MSI reservation allocation
	iommu/vt-d: dmar: replace WARN_TAINT with pr_warn + add_taint
	iommu/vt-d: Fix a bug in intel_iommu_iova_to_phys() for huge page
	batman-adv: Don't schedule OGM for disabled interface
	pinctrl: meson-gxl: fix GPIOX sdio pins
	pinctrl: core: Remove extra kref_get which blocks hogs being freed
	drm/i915/gvt: Fix unnecessary schedule timer when no vGPU exits
	i2c: gpio: suppress error on probe defer
	nl80211: add missing attribute validation for critical protocol indication
	nl80211: add missing attribute validation for beacon report scanning
	nl80211: add missing attribute validation for channel switch
	perf bench futex-wake: Restore thread count default to online CPU count
	netfilter: cthelper: add missing attribute validation for cthelper
	netfilter: nft_payload: add missing attribute validation for payload csum flags
	netfilter: nft_tunnel: add missing attribute validation for tunnels
	iommu/vt-d: Fix the wrong printing in RHSA parsing
	iommu/vt-d: Ignore devices with out-of-spec domain number
	i2c: acpi: put device when verifying client fails
	ipv6: restrict IPV6_ADDRFORM operation
	net/smc: check for valid ib_client_data
	net/smc: cancel event worker during device removal
	efi: Add a sanity check to efivar_store_raw()
	batman-adv: Avoid free/alloc race when handling OGM2 buffer
	Linux 4.19.111

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ide220f0b6a12d291bda4a83f17cde25bbe64e2ff

Greg Kroah-Hartman   commited 2020-03-18 08:19:47 +01:00
bfe2901c20
nl80211: add missing attribute validation for channel switch
commit 5cde05c61cbe13cbb3fa66d52b9ae84f7975e5e6 upstream.

Add missing attribute validation for NL80211_ATTR_OPER_CLASS
to the netlink policy.

Fixes: 1057d35ede ("cfg80211: introduce TDLS channel switch commands")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20200303051058.4089398-4-kuba@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Jakub Kicinski   authored and   Greg Kroah-Hartman   commited 2020-03-18 07:14:23 +01:00
99c731e17d
nl80211: add missing attribute validation for beacon report scanning
commit 056e9375e1f3c4bf2fd49b70258c7daf788ecd9d upstream.

Add missing attribute validation for beacon report scanning
to the netlink policy.

Fixes: 1d76250bd3 ("nl80211: support beacon report scanning")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20200303051058.4089398-3-kuba@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Jakub Kicinski   authored and   Greg Kroah-Hartman   commited 2020-03-18 07:14:23 +01:00
4fe88c8322
nl80211: add missing attribute validation for critical protocol indication
commit 0e1a1d853ecedc99da9d27f9f5c376935547a0e2 upstream.

Add missing attribute validation for critical protocol fields
to the netlink policy.

Fixes: 5de1798489 ("cfg80211: introduce critical protocol indication from user-space")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20200303051058.4089398-2-kuba@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Jakub Kicinski   authored and   Greg Kroah-Hartman   commited 2020-03-18 07:14:23 +01:00
7ff4418159
ANDROID: GKI: cfg80211: Add AP stopped interface
AP stopped interface can be used to indicate that the AP mode has
stopped functioning, WLAN driver may have encountered errors that has
forced the driver to stop the AP mode.

When the driver is in P2P-Go mode, and when it goes thru automatic
recovery from firmware crashes, it uses this interface to notify the
userspace that the group has been deleted.

CRs-Fixed: 1078172
Bug: 150894598
Test: make
Signed-off-by: Sameer Thalappil <sameert@codeaurora.org>
Change-Id: Id566b35cd0afdb7277fbd2aef74601bfabc65e42
(cherry picked from commit 44643035d7f5d74edebac551928a7b03fe76f19c)
Signed-off-by: Hridya Valsaraju <hridya@google.com>

Sameer Thalappil   authored and   Hridya Valsaraju   commited 2020-03-12 10:46:18 -07:00
cf8be8db9b
cfg80211: add missing policy for NL80211_ATTR_STATUS_CODE
[ Upstream commit ea75080110a4c1fa011b0a73cb8f42227143ee3e ]

The nl80211_policy is missing for NL80211_ATTR_STATUS_CODE attribute.
As a result, for strictly validated commands, it's assumed to not be
supported.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Link: https://lore.kernel.org/r/20200213131608.10541-2-sergey.matyukevich.os@quantenna.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Sergey Matyukevich   authored and   Greg Kroah-Hartman   commited 2020-03-05 16:42:15 +01:00
0fb31bd53a
cfg80211: check wiphy driver existence for drvinfo report
[ Upstream commit bfb7bac3a8f47100ebe7961bd14e924c96e21ca7 ]

When preparing ethtool drvinfo, check if wiphy driver is defined
before dereferencing it. Driver may not exist, e.g. if wiphy is
attached to a virtual platform device.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Link: https://lore.kernel.org/r/20200203105644.28875-1-sergey.matyukevich.os@quantenna.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Sergey Matyukevich   authored and   Greg Kroah-Hartman   commited 2020-03-05 16:42:13 +01:00
a8531cf81d
wireless: wext: avoid gcc -O3 warning
[ Upstream commit e16119655c9e6c4aa5767cd971baa9c491f41b13 ]

After the introduction of CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE_O3,
the wext code produces a bogus warning:

In function 'iw_handler_get_iwstats',
    inlined from 'ioctl_standard_call' at net/wireless/wext-core.c:1015:9,
    inlined from 'wireless_process_ioctl' at net/wireless/wext-core.c:935:10,
    inlined from 'wext_ioctl_dispatch.part.8' at net/wireless/wext-core.c:986:8,
    inlined from 'wext_handle_ioctl':
net/wireless/wext-core.c:671:3: error: argument 1 null where non-null expected [-Werror=nonnull]
   memcpy(extra, stats, sizeof(struct iw_statistics));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from arch/x86/include/asm/string.h:5,
net/wireless/wext-core.c: In function 'wext_handle_ioctl':
arch/x86/include/asm/string_64.h:14:14: note: in a call to function 'memcpy' declared here

The problem is that ioctl_standard_call() sometimes calls the handler
with a NULL argument that would cause a problem for iw_handler_get_iwstats.
However, iw_handler_get_iwstats never actually gets called that way.

Marking that function as noinline avoids the warning and leads
to slightly smaller object code as well.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20200107200741.3588770-1-arnd@arndb.de
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Arnd Bergmann   authored and   Greg Kroah-Hartman   commited 2020-02-05 14:43:46 +00:00
ffd89a6c2d
cfg80211: Fix radar event during another phy CAC
[ Upstream commit 26ec17a1dc5ecdd8d91aba63ead6f8b5ad5dea0d ]

In case a radar event of CAC_FINISHED or RADAR_DETECTED
happens during another phy is during CAC we might need
to cancel that CAC.

If we got a radar in a channel that another phy is now
doing CAC on then the CAC should be canceled there.

If, for example, 2 phys doing CAC on the same channels,
or on comptable channels, once on of them will finish his
CAC the other might need to cancel his CAC, since it is no
longer relevant.

To fix that the commit adds an callback and implement it in
mac80211 to end CAC.
This commit also adds a call to said callback if after a radar
event we see the CAC is no longer relevant

Signed-off-by: Orr Mazor <Orr.Mazor@tandemg.com>
Reviewed-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Link: https://lore.kernel.org/r/20191222145449.15792-1-Orr.Mazor@tandemg.com
[slightly reformat/reword commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Orr Mazor   authored and   Greg Kroah-Hartman   commited 2020-02-05 14:43:46 +00:00
a4f85674e4
wireless: fix enabling channel 12 for custom regulatory domain
[ Upstream commit c4b9d655e445a8be0bff624aedea190606b5ebbc ]

Commit e33e2241e2 ("Revert "cfg80211: Use 5MHz bandwidth by
default when checking usable channels"") fixed a broken
regulatory (leaving channel 12 open for AP where not permitted).
Apply a similar fix to custom regulatory domain processing.

Signed-off-by: Cathy Luo <xiaohua.luo@nxp.com>
Signed-off-by: Ganapathi Bhat <ganapathi.bhat@nxp.com>
Link: https://lore.kernel.org/r/1576836859-8945-1-git-send-email-ganapathi.bhat@nxp.com
[reword commit message, fix coding style, add a comment]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Ganapathi Bhat   authored and   Greg Kroah-Hartman   commited 2020-02-05 14:43:45 +00:00
dc9a80e48e
cfg80211: regulatory: make initialization more robust
[ Upstream commit 71e5e886806ee3f8e0c44ed945eb2e4d6659c6e3 ]

Since my change to split out the regulatory init to occur later,
any issues during earlier cfg80211_init() or errors during the
platform device allocation would lead to crashes later. Make this
more robust by checking that the earlier initialization succeeded.

Fixes: d7be102f29 ("cfg80211: initialize regulatory keys/database later")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2020-01-27 14:49:57 +01:00
d934e5ce93
cfg80211: check for set_wiphy_params
commit 24953de0a5e31dcca7e82c8a3c79abc2dfe8fb6e upstream.

Check if set_wiphy_params is assigned and return an error if not,
some drivers (e.g. virt_wifi where syzbot reported it) don't have
it.

Reported-by: syzbot+e8a797964a4180eb57d5@syzkaller.appspotmail.com
Reported-by: syzbot+34b582cf32c1db008f8e@syzkaller.appspotmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20200113125358.ac07f276efff.Ibd85ee1b12e47b9efb00a2adc5cd3fac50da791a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2020-01-23 08:21:37 +01:00
d2284ce153
cfg80211: fix page refcount issue in A-MSDU decap
commit 81c044fc3bdc5b7be967cd3682528ea94b58c06a upstream.

The fragments attached to a skb can be part of a compound page. In that case,
page_ref_inc will increment the refcount for the wrong page. Fix this by
using get_page instead, which calls page_ref_inc on the compound head and
also checks for overflow.

Fixes: 2b67f944f8 ("cfg80211: reuse existing page fragments in A-MSDU rx")
Cc: stable@vger.kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20200113182107.20461-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Felix Fietkau   authored and   Greg Kroah-Hartman   commited 2020-01-23 08:21:33 +01:00
ec4234e5dd
cfg80211: fix memory leak in cfg80211_cqm_rssi_update
commit df16737d438f534d0cc9948c7c5158f1986c5c87 upstream.

The per-tid statistics need to be released after the call to rdev_get_station

Cc: stable@vger.kernel.org
Fixes: 8689c051a2 ("cfg80211: dynamically allocate per-tid stats for station info")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20200108170630.33680-2-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Felix Fietkau   authored and   Greg Kroah-Hartman   commited 2020-01-23 08:21:33 +01:00
8d6b96555f
cfg80211: fix deadlocks in autodisconnect work
commit 5a128a088a2ab0b5190eeb232b5aa0b1017a0317 upstream.

Use methods which do not try to acquire the wdev lock themselves.

Cc: stable@vger.kernel.org
Fixes: 37b1c00468 ("cfg80211: Support all iftypes in autodisconnect_wk")
Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
Link: https://lore.kernel.org/r/20200108115536.2262-1-markus.theil@tu-ilmenau.de
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Markus Theil   authored and   Greg Kroah-Hartman   commited 2020-01-23 08:21:33 +01:00
5205825195
cfg80211/mac80211: make ieee80211_send_layer2_update a public function
commit 30ca1aa536211f5ac3de0173513a7a99a98a97f3 upstream.

Make ieee80211_send_layer2_update() a common function so other drivers
can re-use it.

Signed-off-by: Dedy Lansky <dlansky@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
[bwh: Backported to 4.19 as dependency of commit 3e493173b784
 "mac80211: Do not send Layer 2 Update frame before authorization"]
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Dedy Lansky   authored and   Greg Kroah-Hartman   commited 2020-01-17 19:46:55 +01:00
85fa006ff2
cfg80211: call disconnect_wk when AP stops
[ Upstream commit e005bd7ddea06784c1eb91ac5bb6b171a94f3b05 ]

Since we now prevent regulatory restore during STA disconnect
if concurrent AP interfaces are active, we need to reschedule
this check when the AP state changes. This fixes never doing
a restore when an AP is the last interface to stop. Or to put
it another way: we need to re-check after anything we check
here changes.

Cc: stable@vger.kernel.org
Fixes: 113f3aaa81bd ("cfg80211: Prevent regulatory restore during STA disconnect in concurrent interfaces")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Johannes Berg   authored and   Greg Kroah-Hartman   commited 2019-12-01 09:17:34 +01:00
16a300fb1d
cfg80211: Prevent regulatory restore during STA disconnect in concurrent interfaces
[ Upstream commit 113f3aaa81bd56aba02659786ed65cbd9cb9a6fc ]

Currently when an AP and STA interfaces are active in the same or different
radios, regulatory settings are restored whenever the STA disconnects. This
restores all channel information including dfs states in all radios.
For example, if an AP interface is active in one radio and STA in another,
when radar is detected on the AP interface, the dfs state of the channel
will be changed to UNAVAILABLE. But when the STA interface disconnects,
this issues a regulatory disconnect hint which restores all regulatory
settings in all the radios attached and thereby losing the stored dfs
state on the other radio where the channel was marked as unavailable
earlier. Hence prevent such regulatory restore whenever another active
beaconing interface is present in the same or other radios.

Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Sriram R   authored and   Greg Kroah-Hartman   commited 2019-12-01 09:17:31 +01:00
c24fe78073
nl80211: Fix a GET_KEY reply attribute
[ Upstream commit efdfce7270de85a8706d1ea051bef3a7486809ff ]

Use the NL80211_KEY_IDX attribute inside the NL80211_ATTR_KEY in
NL80211_CMD_GET_KEY responses to comply with nl80211_key_policy.
This is unlikely to affect existing userspace.

Signed-off-by: Andrew Zaborowski <andrew.zaborowski@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Andrew Zaborowski   authored and   Greg Kroah-Hartman   commited 2019-11-24 08:19:39 +01:00
be4f5457a5
cfg80211: validate wmm rule when setting
[ Upstream commit 014f5a250fc49fa8c6cd50093e725e71f3ae52da ]

Add validation check for wmm rule when copy rules from fwdb and print
error when rule is invalid.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Stanislaw Gruszka   authored and   Greg Kroah-Hartman   commited 2019-11-20 18:45:57 +01:00
b6410b95c2
cfg80211: Avoid regulatory restore when COUNTRY_IE_IGNORE is set
[ Upstream commit 7417844b63d4b0dc8ab23f88259bf95de7d09b57 ]

When REGULATORY_COUNTRY_IE_IGNORE is set,  __reg_process_hint_country_ie()
ignores the country code change request from __cfg80211_connect_result()
via regulatory_hint_country_ie().

After Disconnect, similar to above, country code should not be reset to
world when country IE ignore is set. But this is violated and restore of
regulatory settings is invoked by cfg80211_disconnect_work via
regulatory_hint_disconnect().

To address this, avoid regulatory restore from regulatory_hint_disconnect()
when COUNTRY_IE_IGNORE is set.

Note: Currently, restore_regulatory_settings() takes care of clearing
beacon hints. But in the proposed change, regulatory restore is avoided.
Therefore, explicitly clear beacon hints when DISABLE_BEACON_HINTS
is not set.

Signed-off-by: Rajeev Kumar Sirasanagandla <rsirasan@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Rajeev Kumar Sirasanagandla   authored and   Greg Kroah-Hartman   commited 2019-11-20 18:45:26 +01:00
c2f459d334
wireless: Skip directory when generating certificates
[ Upstream commit 32b5a2c9950b9284000059d752f7afa164deb15e ]

Commit 715a123347 ("wireless: don't write C files on failures") drops
the `test -f $$f` check. The list of targets contains the
CONFIG_CFG80211_EXTRA_REGDB_KEYDIR directory itself, and this check used
to filter it out. After the check was removed, the extra keydir option
no longer works, failing with the following message:

od: 'standard input': read error: Is a directory

This commit restores the check to make extra keydir work again.

Fixes: 715a123347 ("wireless: don't write C files on failures")
Signed-off-by: Maxim Mikityanskiy <maxtram95@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Maxim Mikityanskiy   authored and   Greg Kroah-Hartman   commited 2019-11-10 11:27:54 +01:00
2d830cf287
nl80211: fix validation of mesh path nexthop
commit 1fab1b89e2e8f01204a9c05a39fd0b6411a48593 upstream.

Mesh path nexthop should be a ethernet address, but current validation
checks against 4 byte integers.

Cc: stable@vger.kernel.org
Fixes: 2ec600d672 ("nl80211/cfg80211: support for mesh, sta dumping")
Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
Link: https://lore.kernel.org/r/20191029093003.10355-1-markus.theil@tu-ilmenau.de
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Markus Theil   authored and   Greg Kroah-Hartman   commited 2019-11-06 13:06:19 +01:00
be87ee6891
cfg80211: wext: avoid copying malformed SSIDs
commit 4ac2813cc867ae563a1ba5a9414bfb554e5796fa upstream.

Ensure the SSID element is bounds-checked prior to invoking memcpy()
with its length field, when copying to userspace.

Cc: <stable@vger.kernel.org>
Cc: Kees Cook <keescook@chromium.org>
Reported-by: Nicolas Waisman <nico@semmle.com>
Signed-off-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20191004095132.15777-2-will@kernel.org
[adjust commit log a bit]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Will Deacon   authored and   Greg Kroah-Hartman   commited 2019-10-29 09:19:52 +01:00
73c066a955
nl80211: fix null pointer dereference
[ Upstream commit b501426cf86e70649c983c52f4c823b3c40d72a3 ]

If the interface is not in MESH mode, the command 'iw wlanx mpath del'
will cause kernel panic.

The root cause is null pointer access in mpp_flush_by_proxy(), as the
pointer 'sdata->u.mesh.mpp_paths' is NULL for non MESH interface.

Unable to handle kernel NULL pointer dereference at virtual address 00000068
[...]
PC is at _raw_spin_lock_bh+0x20/0x5c
LR is at mesh_path_del+0x1c/0x17c [mac80211]
[...]
Process iw (pid: 4537, stack limit = 0xd83e0238)
[...]
[<c021211c>] (_raw_spin_lock_bh) from [<bf8c7648>] (mesh_path_del+0x1c/0x17c [mac80211])
[<bf8c7648>] (mesh_path_del [mac80211]) from [<bf6cdb7c>] (extack_doit+0x20/0x68 [compat])
[<bf6cdb7c>] (extack_doit [compat]) from [<c05c309c>] (genl_rcv_msg+0x274/0x30c)
[<c05c309c>] (genl_rcv_msg) from [<c05c25d8>] (netlink_rcv_skb+0x58/0xac)
[<c05c25d8>] (netlink_rcv_skb) from [<c05c2e14>] (genl_rcv+0x20/0x34)
[<c05c2e14>] (genl_rcv) from [<c05c1f90>] (netlink_unicast+0x11c/0x204)
[<c05c1f90>] (netlink_unicast) from [<c05c2420>] (netlink_sendmsg+0x30c/0x370)
[<c05c2420>] (netlink_sendmsg) from [<c05886d0>] (sock_sendmsg+0x70/0x84)
[<c05886d0>] (sock_sendmsg) from [<c0589f4c>] (___sys_sendmsg.part.3+0x188/0x228)
[<c0589f4c>] (___sys_sendmsg.part.3) from [<c058add4>] (__sys_sendmsg+0x4c/0x70)
[<c058add4>] (__sys_sendmsg) from [<c0208c80>] (ret_fast_syscall+0x0/0x44)
Code: e2822c02 e2822001 e5832004 f590f000 (e1902f9f)
---[ end trace bbd717600f8f884d ]---

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Link: https://lore.kernel.org/r/1569485810-761-1-git-send-email-miaoqing@codeaurora.org
[trim useless data from commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Miaoqing Pan   authored and   Greg Kroah-Hartman   commited 2019-10-29 09:19:33 +01:00
09c5a5bb0f