diff --git a/[refs] b/[refs]
index 73c945743e9a..27d38f3ce569 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4d04e4fbf8fc9f5136a64d45e2c20de095c08efb
+refs/heads/master: 10dd08dc04c881dcc9f7f19e2a3ad8e0778e4db5
diff --git a/trunk/fs/reiserfs/super.c b/trunk/fs/reiserfs/super.c
index ed424d708e69..1d40f2bd1970 100644
--- a/trunk/fs/reiserfs/super.c
+++ b/trunk/fs/reiserfs/super.c
@@ -2165,8 +2165,10 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type,
 		blk++;
 	}
 out:
-	if (len == towrite)
+	if (len == towrite) {
+		mutex_unlock(&inode->i_mutex);
 		return err;
+	}
 	if (inode->i_size < off + len - towrite)
 		i_size_write(inode, off + len - towrite);
 	inode->i_version++;