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Commit fa252992 authored by David Sterba's avatar David Sterba
Browse files

btrfs: handle allocation error in update_dev_stat_item 



Reviewed-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 047e5e17

fs/btrfs/volumes.c

+2 −1
Original line number Diff line number Diff line
@@ -6956,7 +6956,8 @@ static int update_dev_stat_item(struct btrfs_trans_handle *trans, 
	key.offset = device->devid;



	path = btrfs_alloc_path();

	BUG_ON(!path);

	if (!path)

		return -ENOMEM;

	ret = btrfs_search_slot(trans, dev_root, &key, path, -1, 1);

	if (ret < 0) {

		btrfs_warn_in_rcu(fs_info,