From: Dave Jones <davej@redhat.com>
Date: Tue, 10 Sep 2013 21:04:25 +0000 (-0400)
Subject: Add missing unlocks to error paths of mountpoint_last.
X-Git-Tag: v3.12-rc1~25^2~1
X-Git-Url: http://pileus.org/git/?a=commitdiff_plain;h=bcceeeba9b3ca99c29523bb7af16727f8a837db4;hp=443ed254c32ae9abf2f984038f656f3283aff759;p=~andy%2Flinux

Add missing unlocks to error paths of mountpoint_last.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/namei.c b/fs/namei.c
index 841c8d9286c..0dc4cbf21f3 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2261,12 +2261,15 @@ mountpoint_last(struct nameidata *nd, struct path *path)
 		dentry = d_alloc(dir, &nd->last);
 		if (!dentry) {
 			error = -ENOMEM;
+			mutex_unlock(&dir->d_inode->i_mutex);
 			goto out;
 		}
 		dentry = lookup_real(dir->d_inode, dentry, nd->flags);
 		error = PTR_ERR(dentry);
-		if (IS_ERR(dentry))
+		if (IS_ERR(dentry)) {
+			mutex_unlock(&dir->d_inode->i_mutex);
 			goto out;
+		}
 	}
 	mutex_unlock(&dir->d_inode->i_mutex);