Commit 97bd42b9 authored by Josef Bacik's avatar Josef Bacik Committed by Theodore Ts'o
Browse files

ext4: check return of ext4_orphan_get properly 



This patch fix a panic while running fsfuzzer. 
We are improperly checking the return of ext4_orphan_get.

Signed-off-by: default avatarJosef Bacik <jbacik@redhat.com>
Signed-off-by: default avatarMingming Cao <cmm@us.ibm.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 1dfc3220

fs/ext4/super.c

+2 −2
Original line number Diff line number Diff line
@@ -1594,8 +1594,8 @@ static void ext4_orphan_cleanup (struct super_block * sb, 
	while (es->s_last_orphan) {

		struct inode *inode;



		if (!(inode =

		      ext4_orphan_get(sb, le32_to_cpu(es->s_last_orphan)))) {

		inode = ext4_orphan_get(sb, le32_to_cpu(es->s_last_orphan));

		if (IS_ERR(inode)) {

			es->s_last_orphan = 0;

			break;

		}