btrfs-progs: handle errors from btrfs_alloc_path

All functions already return an error condition, so the callers should
expect that.

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

1 files changed, 2 insertions, 1 deletions

diff --git a/volumes.c b/volumes.c
index 2d07e66a..e022c16e 100644
--- a/volumes.c
+++ b/volumes.c
@@ -459,7 +459,8 @@ static int find_next_chunk(struct btrfs_root *root, u64 objectid, u64 *offset)
 	struct btrfs_key found_key;
 
 	path = btrfs_alloc_path();
-	BUG_ON(!path);
+	if (!path)
+		return -ENOMEM;
 
 	key.objectid = objectid;
 	key.offset = (u64)-1;