[PATCH] Btrfs-progs: add missing path alloc return value check

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Signed-off-by: Filipe David Borba Manana <fdmanana@xxxxxxxxx>
---
 extent-tree.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/extent-tree.c b/extent-tree.c
index f597e16..8e93bab 100644
--- a/extent-tree.c
+++ b/extent-tree.c
@@ -1577,6 +1577,8 @@ int btrfs_set_block_flags(struct btrfs_trans_handle *trans,
 				  BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA);
 
 	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
 	path->reada = 1;
 
 	key.objectid = bytenr;
-- 
1.7.9.5

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