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Commit 4a4eb21f authored by Li RongQing's avatar Li RongQing Committed by David S. Miller
Browse files

ipv4: remove ipv4_ifdown_dst from route.c 



ipv4_ifdown_dst does nothing after IPv4 route caches removal,
so we can remove it.

Signed-off-by: default avatarLi RongQing <roy.qing.li@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 99f0b958

net/ipv4/route.c

+0 −6
Original line number Diff line number Diff line
@@ -139,11 +139,6 @@ static void ip_do_redirect(struct dst_entry *dst, struct sock *sk, 
					struct sk_buff *skb);

static void		ipv4_dst_destroy(struct dst_entry *dst);



static void ipv4_dst_ifdown(struct dst_entry *dst, struct net_device *dev,

			    int how)

{

}



static u32 *ipv4_cow_metrics(struct dst_entry *dst, unsigned long old)

{

	WARN_ON(1);
@@ -162,7 +157,6 @@ static struct dst_ops ipv4_dst_ops = { 
	.mtu =			ipv4_mtu,

	.cow_metrics =		ipv4_cow_metrics,

	.destroy =		ipv4_dst_destroy,

	.ifdown =		ipv4_dst_ifdown,

	.negative_advice =	ipv4_negative_advice,

	.link_failure =		ipv4_link_failure,

	.update_pmtu =		ip_rt_update_pmtu,