[PATCH 094/133] ext4: fix retry handling in ext4_ext_truncate()

[Kamal Mostafa]

3.8.13.7 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Theodore Ts'o <tytso at mit.edu>

commit 94eec0fc3520c759831763d866421b4d60b599b4 upstream.

We tested for ENOMEM instead of -ENOMEM.   Oops.

Signed-off-by: "Theodore Ts'o" <tytso at mit.edu>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 fs/ext4/extents.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 728c8f6..c3db941 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4329,7 +4329,7 @@ void ext4_ext_truncate(struct inode *inode)
 retry:
 	err = ext4_es_remove_extent(inode, last_block,
 				    EXT_MAX_BLOCKS - last_block);
-	if (err == ENOMEM) {
+	if (err == -ENOMEM) {
 		cond_resched();
 		congestion_wait(BLK_RW_ASYNC, HZ/50);
 		goto retry;
-- 
1.8.1.2