@@ -201,7 +201,7 @@ static inline int ip_route_input(struct sk_buff *skb, __be32 dst, __be32 src,
}
void ipv4_update_pmtu(struct sk_buff *skb, struct net *net, u32 mtu, int oif,
- u32 mark, u8 protocol, int flow_flags);
+ u8 protocol);
void ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu);
void ipv4_redirect(struct sk_buff *skb, struct net *net, int oif, u32 mark,
u8 protocol, int flow_flags);
@@ -461,7 +461,7 @@ static int ah4_err(struct sk_buff *skb, u32 info)
return 0;
if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
- ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_AH, 0);
+ ipv4_update_pmtu(skb, net, info, 0, IPPROTO_AH);
else
ipv4_redirect(skb, net, 0, 0, IPPROTO_AH, 0);
xfrm_state_put(x);
@@ -820,7 +820,7 @@ static int esp4_err(struct sk_buff *skb, u32 info)
return 0;
if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
- ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_ESP, 0);
+ ipv4_update_pmtu(skb, net, info, 0, IPPROTO_ESP);
else
ipv4_redirect(skb, net, 0, 0, IPPROTO_ESP, 0);
xfrm_state_put(x);
@@ -1098,7 +1098,7 @@ void icmp_err(struct sk_buff *skb, u32 info)
}
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)
- ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_ICMP, 0);
+ ipv4_update_pmtu(skb, net, info, 0, IPPROTO_ICMP);
else if (type == ICMP_REDIRECT)
ipv4_redirect(skb, net, 0, 0, IPPROTO_ICMP, 0);
}
@@ -239,7 +239,7 @@ static void gre_err(struct sk_buff *skb, u32 info)
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) {
ipv4_update_pmtu(skb, dev_net(skb->dev), info,
- skb->dev->ifindex, 0, IPPROTO_GRE, 0);
+ skb->dev->ifindex, IPPROTO_GRE);
return;
}
if (type == ICMP_REDIRECT) {
@@ -318,7 +318,7 @@ static int vti4_err(struct sk_buff *skb, u32 info)
return 0;
if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
- ipv4_update_pmtu(skb, net, info, 0, 0, protocol, 0);
+ ipv4_update_pmtu(skb, net, info, 0, protocol);
else
ipv4_redirect(skb, net, 0, 0, protocol, 0);
xfrm_state_put(x);
@@ -48,7 +48,7 @@ static int ipcomp4_err(struct sk_buff *skb, u32 info)
return 0;
if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
- ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_COMP, 0);
+ ipv4_update_pmtu(skb, net, info, 0, IPPROTO_COMP);
else
ipv4_redirect(skb, net, 0, 0, IPPROTO_COMP, 0);
xfrm_state_put(x);
@@ -175,8 +175,7 @@ static int ipip_err(struct sk_buff *skb, u32 info)
}
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) {
- ipv4_update_pmtu(skb, net, info, t->parms.link, 0,
- iph->protocol, 0);
+ ipv4_update_pmtu(skb, net, info, t->parms.link, iph->protocol);
goto out;
}
@@ -1040,17 +1040,15 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
}
void ipv4_update_pmtu(struct sk_buff *skb, struct net *net, u32 mtu,
- int oif, u32 mark, u8 protocol, int flow_flags)
+ int oif, u8 protocol)
{
const struct iphdr *iph = (const struct iphdr *) skb->data;
struct flowi4 fl4;
struct rtable *rt;
-
- if (!mark)
- mark = IP4_REPLY_MARK(net, skb->mark);
+ u32 mark = IP4_REPLY_MARK(net, skb->mark);
__build_flow_key(net, &fl4, NULL, iph, oif,
- RT_TOS(iph->tos), protocol, mark, flow_flags);
+ RT_TOS(iph->tos), protocol, mark, 0);
rt = __ip_route_output_key(net, &fl4);
if (!IS_ERR(rt)) {
__ip_rt_update_pmtu(rt, &fl4, mtu);
@@ -534,7 +534,7 @@ static int ipip6_err(struct sk_buff *skb, u32 info)
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) {
ipv4_update_pmtu(skb, dev_net(skb->dev), info,
- t->parms.link, 0, iph->protocol, 0);
+ t->parms.link, iph->protocol);
err = 0;
goto out;
}
@@ -1686,8 +1686,7 @@ ip_vs_in_icmp(struct netns_ipvs *ipvs, struct sk_buff *skb, int *related,
skb_reset_network_header(skb);
IP_VS_DBG(12, "ICMP for IPIP %pI4->%pI4: mtu=%u\n",
&ip_hdr(skb)->saddr, &ip_hdr(skb)->daddr, mtu);
- ipv4_update_pmtu(skb, ipvs->net,
- mtu, 0, 0, 0, 0);
+ ipv4_update_pmtu(skb, ipvs->net, mtu, 0, 0);
/* Client uses PMTUD? */
if (!(frag_off & htons(IP_DF)))
goto ignore_ipip;
@@ -469,7 +469,7 @@ static int xfrmi4_err(struct sk_buff *skb, u32 info)
}
if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
- ipv4_update_pmtu(skb, net, info, 0, 0, protocol, 0);
+ ipv4_update_pmtu(skb, net, info, 0, protocol);
else
ipv4_redirect(skb, net, 0, 0, protocol, 0);
xfrm_state_put(x);