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locks: missing unlock on error in generic_add_lease()

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We should unlock here before returning.

Fixes: df4e8d2c1d ('locks: implement delegations')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Dan Carpenter 2013-11-13 10:56:27 +03:00 committed by Al Viro
parent 7f62656be8
commit 4fdb793ffe
1 changed files with 1 additions and 0 deletions
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fs/locks.c
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@ -1494,6 +1494,7 @@ static int generic_add_lease(struct file *filp, long arg, struct file_lock **flp
if (is_deleg && arg == F_WRLCK) {
/* Write delegations are not currently supported: */
mutex_unlock(&inode->i_mutex);
WARN_ON_ONCE(1);
return -EINVAL;
}