ext4_dx_csum_verify() returns the success return value in two checksum
verification failure cases. We need to set the return values to zero
as failure like ext4_dirent_csum_verify() returning zero when failing
to find a checksum dirent at the tail.
Signed-off-by: Daeho Jeong <daeho.jeong@xxxxxxxxxxx>
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/ext4/namei.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 48e4b89..ec811bb 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -446,14 +446,14 @@ static int ext4_dx_csum_verify(struct inode *inode,
c = get_dx_countlimit(inode, dirent, &count_offset);
if (!c) {
EXT4_ERROR_INODE(inode, "dir seems corrupt? Run e2fsck -D.");
- return 1;
+ return 0;
}
limit = le16_to_cpu(c->limit);
count = le16_to_cpu(c->count);
if (count_offset + (limit * sizeof(struct dx_entry)) >
EXT4_BLOCK_SIZE(inode->i_sb) - sizeof(struct dx_tail)) {
warn_no_space_for_csum(inode);
- return 1;
+ return 0;
}
t = (struct dx_tail *)(((struct dx_entry *)c) + limit);
--
1.7.9.5
--
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