Messages in this thread Patch in this message | | | From | Jiri Slaby <> | Subject | [PATCH stable-28 3/3] relay: fix lock imbalance in relay_late_setup_files | Date | Wed, 28 Jan 2009 18:53:41 +0100 |
| |
From: Jiri Slaby <jirislaby@gmail.com>
One fail path in relay_late_setup_files() omits mutex_unlock(&relay_channels_mutex); Add it.
Commit b786c6a98ef6fa81114ba7b9fbfc0d67060775e3.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- kernel/relay.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/kernel/relay.c b/kernel/relay.c index 09ac200..9d79b78 100644 --- a/kernel/relay.c +++ b/kernel/relay.c @@ -663,8 +663,10 @@ int relay_late_setup_files(struct rchan *chan, mutex_lock(&relay_channels_mutex); /* Is chan already set up? */ - if (unlikely(chan->has_base_filename)) + if (unlikely(chan->has_base_filename)) { + mutex_unlock(&relay_channels_mutex); return -EEXIST; + } chan->has_base_filename = 1; chan->parent = parent; curr_cpu = get_cpu(); -- 1.6.1
| |