diff options
| author | Namhyung Kim <namhyung.kim@lge.com> | 2013-04-10 09:18:12 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-07 20:08:19 -0700 |
| commit | fbf7a3f498a9aecd68b3bd6047435d5d859e6868 (patch) | |
| tree | 006534455c6ccd3de3bcd05f94267518b1d314ae /kernel/trace/trace_stat.c | |
| parent | 3c90dc77f2bcf0ce2ac6cd31522b3833713112bc (diff) | |
tracing: Check return value of tracing_init_dentry()
commit ed6f1c996bfe4b6e520cf7a74b51cd6988d84420 upstream.
Check return value and bail out if it's NULL.
Link: http://lkml.kernel.org/r/1365553093-10180-2-git-send-email-namhyung@kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/trace/trace_stat.c')
| -rw-r--r-- | kernel/trace/trace_stat.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace_stat.c b/kernel/trace/trace_stat.c index 96cffb269e73..847f88a6194b 100644 --- a/kernel/trace/trace_stat.c +++ b/kernel/trace/trace_stat.c @@ -307,6 +307,8 @@ static int tracing_stat_init(void) struct dentry *d_tracing; d_tracing = tracing_init_dentry(); + if (!d_tracing) + return 0; stat_dir = debugfs_create_dir("trace_stat", d_tracing); if (!stat_dir) |