4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit 4762cc3fbbd89e5fd316d6e4d3244a8984444f8d upstream.
We should be testing for -ENOMEM but the minus sign is missing.
Fixes: c9af28fdd449 ('ext4 crypto: don't let data integrity writebacks fail with ENOMEM')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Theodore Ts'o <tytso@xxxxxxx>
Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ext4/page-io.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -492,7 +492,7 @@ int ext4_bio_write_page(struct ext4_io_s
data_page = ext4_encrypt(inode, page, gfp_flags);
if (IS_ERR(data_page)) {
ret = PTR_ERR(data_page);
- if (ret == ENOMEM && wbc->sync_mode == WB_SYNC_ALL) {
+ if (ret == -ENOMEM && wbc->sync_mode == WB_SYNC_ALL) {
if (io->io_bio) {
ext4_io_submit(io);
congestion_wait(BLK_RW_ASYNC, HZ/50);