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Commit f25956cc authored by Chris Mason's avatar Chris Mason
Browse files

Fix leaf overflow check in btrfs_insert_empty_items 



It was incorrectly adding an extra sizeof(struct btrfs_item) and causing
false positives (oops)

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 23a07867

fs/btrfs/ctree.c

+1 −2
Original line number Diff line number Diff line
@@ -2737,8 +2737,7 @@ int btrfs_insert_empty_items(struct btrfs_trans_handle *trans, 
	nritems = btrfs_header_nritems(leaf);

	data_end = leaf_data_end(root, leaf);



	if (btrfs_leaf_free_space(root, leaf) <

	    sizeof(struct btrfs_item) + total_size) {

	if (btrfs_leaf_free_space(root, leaf) < total_size) {

		btrfs_print_leaf(root, leaf);

		printk("not enough freespace need %u have %d\n",

		       total_size, btrfs_leaf_free_space(root, leaf));