2 files changed, 4 insertions, 0 deletions
diff --git a/btrfsck.c b/btrfsck.c
index c50de7d8..1fcc372e 100644
--- a/btrfsck.c
+++ b/btrfsck.c
@@ -2075,6 +2075,9 @@ int main(int ac, char **av)
 	radix_tree_init();
 	root = open_ctree(av[1], 0, 0);
 
+	if (root == NULL)
+		return 1;
+
 	ret = check_extents(root);
 	if (ret)
 		goto out;
diff --git a/disk-io.c b/disk-io.c
index c15cf53e..e49c220d 100644
--- a/disk-io.c
+++ b/disk-io.c
@@ -530,6 +530,7 @@ struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes)
 
 	fp = open(filename, flags, 0600);
 	if (fp < 0) {
+		fprintf (stderr, "Coult not open %s\n", filename);
 		return NULL;
 	}
 	root = open_ctree_fd(fp, filename, sb_bytenr, writes);