btrfs-progs: mkfs: switch BUG_ON to error handling in traverse_directory

Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/mkfs.c b/mkfs.c
index 3f0a3322..c28a8bb7 100644
--- a/mkfs.c
+++ b/mkfs.c
@@ -910,7 +910,12 @@ static int traverse_directory(struct btrfs_trans_handle *trans,
 					      parent_inum, dir_index_cnt,
 					      &cur_inode);
 			if (ret == -EEXIST) {
-				BUG_ON(st.st_nlink <= 1);
+				if (st.st_nlink <= 1) {
+					error(
+			"item %s already exists but has wrong st_nlink %ld <= 1",
+						cur_file->d_name, st.st_nlink);
+					goto fail;
+				}
 				continue;
 			}
 			if (ret) {