Rakesh Pandit
2014-Mar-14 23:49 UTC
[PATCH] Btrfs-progs: scrub: don't call unlock if pthread_mutex_lock fails
If pthread_mutex_lock fails (rare but fix it anyway), don't call
pthread_mutex_unlock on mutex.
Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
---
cmds-scrub.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/cmds-scrub.c b/cmds-scrub.c
index 128537b..ca11fb5 100644
--- a/cmds-scrub.c
+++ b/cmds-scrub.c
@@ -776,7 +776,7 @@ static int scrub_write_progress(pthread_mutex_t *m, const
char *fsid,
ret = pthread_mutex_lock(m);
if (ret) {
err = -ret;
- goto out;
+ goto fail;
}
ret = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &old);
@@ -808,6 +808,7 @@ out:
if (ret && !err)
err = -ret;
+fail:
ret = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &old);
if (ret && !err)
err = -ret;
--
1.8.5.3
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