From a080b1900ac10ff7e75c3ab29237fd399ea6fe00 Mon Sep 17 00:00:00 2001
From: Yang Sun <sunytt@google.com>
Date: Sun, 28 Jan 2024 16:39:29 +0800
Subject: [PATCH] Add SOCK_CLOEXEC to NetlinkUtils.netlinkSocketForProto

Bug: 320420453

Test: atest NetworkStaticLibTests:com.android.net.moduletests.util.netlink.NetlinkUtilsTest

Change-Id: I166a0d5185a18274ed82f739f289969c1f989b20
---
 .../com/android/net/module/util/netlink/NetlinkUtils.java       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java b/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
index 7c2be2cfbe..4f0685a73c 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
@@ -229,7 +229,7 @@ public class NetlinkUtils {
      * @throws ErrnoException if the FileDescriptor not connect to be created successfully
      */
     public static FileDescriptor netlinkSocketForProto(int nlProto) throws ErrnoException {
-        final FileDescriptor fd = Os.socket(AF_NETLINK, SOCK_DGRAM, nlProto);
+        final FileDescriptor fd = Os.socket(AF_NETLINK, SOCK_DGRAM | SOCK_CLOEXEC, nlProto);
         Os.setsockoptInt(fd, SOL_SOCKET, SO_RCVBUF, SOCKET_RECV_BUFSIZE);
         return fd;
     }