xfrm: C99 for xfrm_dev_notifier

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 9d88c3d..f072598 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2381,9 +2381,7 @@
 }
 
 static struct notifier_block xfrm_dev_notifier = {
-	xfrm_dev_event,
-	NULL,
-	0
+	.notifier_call	= xfrm_dev_event,
 };
 
 #ifdef CONFIG_XFRM_STATISTICS