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btrfs: Use PTR_ERR_OR_ZERO 

PTR_RET is deprecated. Use PTR_ERR_OR_ZERO instead. While at it
also include missing err.h header.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Josef Bacik <jbacik@fb.com>
This commit is contained in:
Sachin Kamat 2014-02-17 09:13:57 +05:30 committed by Josef Bacik
parent bf0d1f441d
commit 886322e8e7
1 changed files with 2 additions and 1 deletions
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3
fs/btrfs/root-tree.c
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@ -16,6 +16,7 @@
* Boston, MA 021110-1307, USA.
*/
#include <linux/err.h>
#include <linux/uuid.h>
#include "ctree.h"
#include "transaction.h"
@ -271,7 +272,7 @@ int btrfs_find_orphan_roots(struct btrfs_root *tree_root)
key.offset++;
root = btrfs_read_fs_root(tree_root, &root_key);
err = PTR_RET(root);
err = PTR_ERR_OR_ZERO(root);
if (err && err != -ENOENT) {
break;
} else if (err == -ENOENT) {