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| author | Lei wang <leiwan@codeaurora.org> | 2018-03-07 13:57:31 +0800 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2018-03-06 22:04:33 -0800 |
| commit | 94e90bcf7f54ec6a6a80d2d75b064932515d5909 (patch) | |
| tree | cf3ad0fa15c2b0c2ca24788608208189c5feb82b | |
| parent | 99b73ed59a2865a23d0106c4392b6efe31fb5342 (diff) | |
profiler: memset cnt_buf before use
fix cnf_buf.cmd is uninitialized in bw_profiling_get
Change-Id: I9638fe423e6768c66a85e80c0d5175b8a33c1901
Signed-off-by: Lei wang <leiwan@codeaurora.org>
| -rw-r--r-- | drivers/misc/profiler.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/misc/profiler.c b/drivers/misc/profiler.c index a2887fcefbab..92e6a6651b68 100644 --- a/drivers/misc/profiler.c +++ b/drivers/misc/profiler.c @@ -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); |