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-rw-r--r--mkfs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mkfs.c b/mkfs.c
index 33369f94..daabf132 100644
--- a/mkfs.c
+++ b/mkfs.c
@@ -165,6 +165,7 @@ static void __recow_root(struct btrfs_trans_handle *trans,
struct extent_buffer *tmp;
if (trans->transid != btrfs_root_generation(&root->root_item)) {
+ extent_buffer_get(root->node);
ret = __btrfs_cow_block(trans, root, root->node,
NULL, 0, &tmp, 0, 0);
BUG_ON(ret);