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| author |   Frederic Weisbecker <fweisbec@gmail.com> | 2009-03-15 22:10:39 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2009-03-16 09:13:17 +0100 |
| commit | 59f586db98919d7d9c43527b26c8de1cdf9ed912 (patch) | |
| tree | d77ae20815666a1c94dc177af974f88b8102fd38 /kernel/trace/trace.c | |
| parent | tracing/syscalls: select kallsysms (diff) | |
| download | linux-dev-59f586db98919d7d9c43527b26c8de1cdf9ed912.tar.xz linux-dev-59f586db98919d7d9c43527b26c8de1cdf9ed912.zip | |
tracing/core: fix missing mutex unlock on tracing_set_tracer()
Impact: fix possible locking imbalance
In case of ring buffer resize failure, tracing_set_tracer forgot to
release trace_types_lock. Fix it.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <1237151439-6755-5-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index efe3202c0209..c0cf946d42f5 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2494,7 +2494,7 @@ static int tracing_set_tracer(const char *buf) if (!ring_buffer_expanded) { ret = tracing_resize_ring_buffer(trace_buf_size); if (ret < 0) - return ret; + goto out; ret = 0; } |