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| author | Jianqiang Zhao <zhaojianqiang1@gmail.com> | 2016-06-19 11:36:02 +0800 |
|---|---|---|
| committer | Mark Salyzyn <salyzyn@google.com> | 2016-09-19 14:59:38 -0700 |
| commit | 31b3db7f263652d832ca23c50e3e3d3c6e22d7ef (patch) | |
| tree | a01f799d54f1c6117e271fd24b791b16103c7ab0 | |
| parent | b81ed207ec2993d0d24d0cf1cd2de98e01c8352f (diff) | |
| download | tegra-31b3db7f263652d832ca23c50e3e3d3c6e22d7ef.tar.gz | |
quadd: add nr_events check
Signed-off-by: Jianqiang Zhao <zhaojianqiang1@gmail.com>
Bug: 29492476
Change-Id: Id557db93db0a85dcc2dc9f00fe511f4a185ca2e0
| -rw-r--r-- | drivers/misc/tegra-profiler/main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/misc/tegra-profiler/main.c b/drivers/misc/tegra-profiler/main.c index d3fc7e0eef63..2d768d495f60 100644 --- a/drivers/misc/tegra-profiler/main.c +++ b/drivers/misc/tegra-profiler/main.c @@ -230,6 +230,11 @@ set_parameters(struct quadd_parameters *p, uid_t *debug_app_uid) ctx.param.nr_pids = p->nr_pids; + if (p->nr_events > QUADD_MAX_COUNTERS) { + pr_err("error: invalid nr_events\n"); + return -EINVAL; + } + for (i = 0; i < p->nr_events; i++) { int event = p->events[i]; |