Commit 6421c08074d7 ("WARNING in xfrm6_tunnel_net_exit (4)")
	author Signed-off-by missing
	author email:    wangliang74@huawei.com
	committer email: nipa@patchwork.hopto.org
	Signed-off-by: NIPA Bot <nipa@patchwork.hopto.org>

Errors in tree with Signed-off-by, please fix!