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| author | Vegard Nossum <vegard.nossum@gmail.com> | 2008-11-18 19:22:13 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-18 21:37:15 +0100 |
| commit | 641d2f63cfe24539e154efa2f932937934c27dde (patch) | |
| tree | fdd8dce64b14efecffb062480ad02bf2e57ac041 /kernel | |
| parent | 5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231 (diff) | |
| download | talos-obmc-linux-641d2f63cfe24539e154efa2f932937934c27dde.tar.gz talos-obmc-linux-641d2f63cfe24539e154efa2f932937934c27dde.zip | |
trace: introduce missing mutex_unlock()
Impact: fix tracing buffer mutex leak in case of allocation failure
This error was spotted by this semantic patch:
http://www.emn.fr/x-info/coccinelle/mut.html
It looks correct as far as I can tell. Please review.
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/ring_buffer.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 036456cbb4f7..f780e9552f91 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -617,6 +617,7 @@ int ring_buffer_resize(struct ring_buffer *buffer, unsigned long size) list_del_init(&page->list); free_buffer_page(page); } + mutex_unlock(&buffer->mutex); return -ENOMEM; } |
