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locks: missing unlock on error in generic_add_lease()
author
Dan Carpenter
<dan.carpenter@oracle.com>
Wed, 13 Nov 2013 07:56:27 +0000
(10:56 +0300)
committer
Al Viro
<viro@zeniv.linux.org.uk>
Wed, 13 Nov 2013 12:30:53 +0000
(07:30 -0500)
We should unlock here before returning.
Fixes:
df4e8d2c1d2b
('locks: implement delegations')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/locks.c
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diff --git
a/fs/locks.c
b/fs/locks.c
index
f99d52b
..
92a0f0a
100644
(file)
--- a/
fs/locks.c
+++ b/
fs/locks.c
@@
-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;
}