From: Theodore Ts'o <tytso@mit.edu>
Date: Mon, 29 Jul 2013 16:12:56 +0000 (-0400)
Subject: ext4: fix retry handling in ext4_ext_truncate()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=94eec0fc3520c759831763d866421b4d60b599b4;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

ext4: fix retry handling in ext4_ext_truncate()

We tested for ENOMEM instead of -ENOMEM.   Oops.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@vger.kernel.org
---

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index a61873808f76..72ba4705d4fa 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4412,7 +4412,7 @@ void ext4_ext_truncate(handle_t *handle, 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;