In case of errors when reading an inode from disk or traversing inline
directory entries, return an error-encoded ERR_PTR instead of returning
NULL. ext4_find_inline_entry only caller, __ext4_find_entry already returns
such encoded errors.
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxx>
---
fs/ext4/inline.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index e7a09a99837b..7b98b1bf1dc9 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1669,8 +1669,9 @@ struct buffer_head *ext4_find_inline_entry(struct inode *dir,
void *inline_start;
int inline_size;
- if (ext4_get_inode_loc(dir, &iloc))
- return NULL;
+ ret = ext4_get_inode_loc(dir, &iloc);
+ if (ret)
+ return ERR_PTR(ret);
down_read(&EXT4_I(dir)->xattr_sem);
if (!ext4_has_inline_data(dir)) {
@@ -1701,7 +1702,10 @@ struct buffer_head *ext4_find_inline_entry(struct inode *dir,
out:
brelse(iloc.bh);
- iloc.bh = NULL;
+ if (ret < 0)
+ iloc.bh = ERR_PTR(ret);
+ else
+ iloc.bh = NULL;
out_find:
up_read(&EXT4_I(dir)->xattr_sem);
return iloc.bh;
--
2.34.1
