From: wangyunjian <wangyunj...@huawei.com>
Date: Tue, 5 Jan 2021 14:31:34 +0800
> From: Yunjian Wang <wangyunj...@huawei.com>
>
> Because macvlan_common_newlink() and macvlan_changelink() already
> checked NULL data parameter, so the additional check is unnecessary,
> just remove it.
>
> Fixes: 79cf79abce71 ("macvlan: add source mode")
> Signed-off-by: Yunjian Wang <wangyunj...@huawei.com>
> ---
> v2:
> * change code styles and commit log suggested by Jakub Kicinski
> ---
Applied to net-next, thanks.
