From: Theodore Ts'o <tytso@mit.edu>
Date: Fri, 23 Jun 2017 04:47:05 +0000 (-0400)
Subject: ext4: return EFSBADCRC if a bad checksum error is found in ext4_find_entry()
X-Git-Tag: v4.13-rc1~85^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bdddf342796765a1a946e7c4aed2574f4488e4e5;p=platform%2Fkernel%2Flinux-exynos.git

ext4: return EFSBADCRC if a bad checksum error is found in ext4_find_entry()

Previously a bad directory block with a bad checksum is skipped; we
should be returning EFSBADCRC (aka EBADMSG).

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 2a7f2dc..13f0cad 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1456,7 +1456,8 @@ restart:
 			EXT4_ERROR_INODE(dir, "checksumming directory "
 					 "block %lu", (unsigned long)block);
 			brelse(bh);
-			goto next;
+			ret = ERR_PTR(-EFSBADCRC);
+			goto cleanup_and_exit;
 		}
 		set_buffer_verified(bh);
 		i = search_dirblock(bh, dir, &fname,