evie/android_kernel_oneplus_msm8998
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profiler: memset cnt_buf before use

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fix cnf_buf.cmd is uninitialized in bw_profiling_get

Change-Id: I9638fe423e6768c66a85e80c0d5175b8a33c1901
Signed-off-by: Lei wang <leiwan@codeaurora.org>
This commit is contained in:
Lei wang 2018-03-07 13:57:31 +08:00 • committed by Gerrit - the friendly Code Review server
parent 99b73ed59a
commit 94e90bcf7f
1 changed files with 2 additions and 1 deletions
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3
drivers/misc/profiler.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2017 The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2018 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
@ -169,6 +169,7 @@ static int bw_profiling_get(void __user *argp, struct tz_bw_svc_buf *bwbuf)
const int numberofregs = 3;
struct profiler_bw_cntrs_req cnt_buf;
memset(&cnt_buf, 0, sizeof(cnt_buf));
bwgetreq = (struct tz_bw_svc_get_req *) &bwbuf->bwreq;
/* Allocate memory for get buffer */
buf = kzalloc(PAGE_ALIGN(numberofregs * sizeof(uint32_t)), GFP_KERNEL);