Signed-off-by: Wang Shilong <[email protected]>
---
print-tree.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/print-tree.c b/print-tree.c
index aae47a9..c1d8d18 100644
--- a/print-tree.c
+++ b/print-tree.c
@@ -355,8 +355,10 @@ static void print_root(struct extent_buffer *leaf, int
slot)
(unsigned long long)btrfs_root_generation(&root_item));
if (root_item.generation == root_item.generation_v2) {
- uuid_unparse(root_item.uuid, uuid_str);
- printf("\t\tuuid %s\n", uuid_str);
+ if (count_bytes(root_item.uuid, BTRFS_UUID_SIZE, 0) !=
BTRFS_UUID_SIZE) {
+ uuid_unparse(root_item.uuid, uuid_str);
+ printf("\t\tuuid %s\n", uuid_str);
+ }
if (count_bytes(root_item.parent_uuid, BTRFS_UUID_SIZE, 0) !=
BTRFS_UUID_SIZE) {
uuid_unparse(root_item.parent_uuid, uuid_str);
printf("\t\tparent_uuid %s\n", uuid_str);
--
1.7.11.7
--
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