jfs: Add missing mutex_unlock call to error path

Jan Kucera found an missing call to mutex_unlock() with his static code
checker.  It's an unlikely error path to hit in the real world, but it
should be fixed.

Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Reported-by: Jan Kucera <kucera.jan.cz@gmail.com>

diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index 346057218edcdd440e1df24480264381c8101aa6..0fc30407f03912e98a41cadd345afb88282b36f0 100644 (file)
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -2571,6 +2571,7 @@ diNewIAG(struct inomap * imap, int *iagnop, int agno, struct metapage ** mpp)
 
                        txAbort(tid, 0);
                        txEnd(tid);
+                       mutex_unlock(&JFS_IP(ipimap)->commit_mutex);
 
                        /* release the inode map lock */
                        IWRITE_UNLOCK(ipimap);