ext4: fix some error pointer dereferences

We can't pass error pointers to brelse().

Fixes: fb265c9cb4 ("ext4: add ext4_sb_bread() to disambiguate ENOMEM cases")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Dan Carpenter 2019-02-21 11:17:34 -05:00 • committed by Theodore Ts'o
commit 7159a986b4