Commit 59f586db authored Mar 15, 2009 by Frederic Weisbecker Committed by Ingo Molnar Mar 16, 2009

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>

parent 0ea1c415

kernel/trace/trace.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;
		}