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Commit db329190 authored Oct 28, 2017 by Xin Long Committed by David S. Miller Nov 01, 2017

ip_vti: remove the useless err_count check in vti_xmit



Unlike ipip and gre, ip_vti never uses err_count in vti4_err,
so no need to check err_count in vti_xmit, it's value always 0.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent aa7365e1

net/ipv4/ip_vti.c

+0 −9

Original line number	Diff line number	Diff line
		@@ -198,15 +198,6 @@ static netdev_tx_t vti_xmit(struct sk_buff skb, struct net_device dev,
		goto tx_error;
		}

		if (tunnel->err_count > 0) {
		if (time_before(jiffies,
		tunnel->err_time + IPTUNNEL_ERR_TIMEO)) {
		tunnel->err_count--;
		dst_link_failure(skb);
		} else
		tunnel->err_count = 0;
		}

		mtu = dst_mtu(dst);
		if (skb->len > mtu) {
		skb_dst(skb)->ops->update_pmtu(skb_dst(skb), NULL, skb, mtu);