btrfs-progs: check: improved error handling in calc_extent_flag

All callers handle errors. Signed-off-by: David Sterba <dsterba@suse.com>
2016-09-06 13:08:29 +02:00 · 2016-09-06 13:08:29 +02:00 · 40ca1d513d
parent 28fdd0d2ae
commit 40ca1d513d
1 changed files with 3 additions and 1 deletions
--- a/cmds-check.c
+++ b/cmds-check.c
@ -6047,7 +6047,9 @@ static int calc_extent_flag(struct btrfs_root *root,

 	cache = lookup_cache_extent(extent_cache, buf->start, 1);
 	/* we have added this extent before */
-	BUG_ON(!cache);
+	if (!cache)
+		return -ENOENT;
+
 	rec = container_of(cache, struct extent_record, cache);

 	/*