If a file is marked inline_data but its i_size isn't a multiple of
four, it probably isn't an inline directory, because directory entries
have sizes that are multiples of four.
v2: Don't add unnecessary variables.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
e2fsck/pass1.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/e2fsck/pass1.c b/e2fsck/pass1.c
index ce373f3..8cff18d 100644
--- a/e2fsck/pass1.c
+++ b/e2fsck/pass1.c
@@ -540,6 +540,12 @@ static void check_is_really_dir(e2fsck_t ctx, struct problem_context *pctx,
if (ext2fs_inline_data_size(ctx->fs, pctx->ino, &size))
return;
+ /*
+ * If the size isn't a multiple of 4, it's probably not a
+ * directory??
+ */
+ if (size & 3)
+ return;
/* device files never have a "system.data" entry */
goto isdir;
} else if (extent_fs && (inode->i_flags & EXT4_EXTENTS_FL)) {
--
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