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PM / devfreq: gpubw_mon: Add null check for governor private data

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During SUSPEND event, check the pointer for governor
private data is not NULL before updating bus parameters
to zero.

Change-Id: I1a37173e8ae7ad4bcd5f8497c5956302e647c862
Signed-off-by: Archana Sriram <apsrir@codeaurora.org>
This commit is contained in:
Archana Sriram 2018-11-21 18:23:48 +05:30 • committed by Gerrit - the friendly Code Review server
commit 7b8ec63c90
1 changed files with 6 additions and 5 deletions
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11
drivers/devfreq/governor_gpubw_mon.c
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@ -1,4 +1,4 @@
/* Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.
/* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@ -224,10 +224,11 @@ static int devfreq_gpubw_event_handler(struct devfreq *devfreq,
case DEVFREQ_GOV_SUSPEND:
{
struct devfreq_msm_adreno_tz_data *priv = devfreq->data;
priv->bus.total_time = 0;
priv->bus.gpu_time = 0;
priv->bus.ram_time = 0;
if (priv) {
priv->bus.total_time = 0;
priv->bus.gpu_time = 0;
priv->bus.ram_time = 0;
}
}
break;
default: