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Diffstat (limited to 'net/ipv4/icmp.c')
-rw-r--r--net/ipv4/icmp.c32
1 files changed, 11 insertions, 21 deletions
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index e5d1a44bcbdf..4aa1b7f01ea0 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -386,10 +386,9 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
386 daddr = icmp_param->replyopts.faddr; 386 daddr = icmp_param->replyopts.faddr;
387 } 387 }
388 { 388 {
389 struct flowi fl = { .nl_u = { .ip4_u = 389 struct flowi fl = { .fl4_dst= daddr,
390 { .daddr = daddr, 390 .fl4_src = rt->rt_spec_dst,
391 .saddr = rt->rt_spec_dst, 391 .fl4_tos = RT_TOS(ip_hdr(skb)->tos),
392 .tos = RT_TOS(ip_hdr(skb)->tos) } },
393 .proto = IPPROTO_ICMP }; 392 .proto = IPPROTO_ICMP };
394 security_skb_classify_flow(skb, &fl); 393 security_skb_classify_flow(skb, &fl);
395 if (ip_route_output_key(net, &rt, &fl)) 394 if (ip_route_output_key(net, &rt, &fl))
@@ -506,8 +505,8 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
506 struct net_device *dev = NULL; 505 struct net_device *dev = NULL;
507 506
508 rcu_read_lock(); 507 rcu_read_lock();
509 if (rt->fl.iif && 508 if (rt_is_input_route(rt) &&
510 net->ipv4.sysctl_icmp_errors_use_inbound_ifaddr) 509 net->ipv4.sysctl_icmp_errors_use_inbound_ifaddr)
511 dev = dev_get_by_index_rcu(net, rt->fl.iif); 510 dev = dev_get_by_index_rcu(net, rt->fl.iif);
512 511
513 if (dev) 512 if (dev)
@@ -542,22 +541,13 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
542 541
543 { 542 {
544 struct flowi fl = { 543 struct flowi fl = {
545 .nl_u = { 544 .fl4_dst = icmp_param.replyopts.srr ?
546 .ip4_u = { 545 icmp_param.replyopts.faddr : iph->saddr,
547 .daddr = icmp_param.replyopts.srr ? 546 .fl4_src = saddr,
548 icmp_param.replyopts.faddr : 547 .fl4_tos = RT_TOS(tos),
549 iph->saddr,
550 .saddr = saddr,
551 .tos = RT_TOS(tos)
552 }
553 },
554 .proto = IPPROTO_ICMP, 548 .proto = IPPROTO_ICMP,
555 .uli_u = { 549 .fl_icmp_type = type,
556 .icmpt = { 550 .fl_icmp_code = code,
557 .type = type,
558 .code = code
559 }
560 }
561 }; 551 };
562 int err; 552 int err;
563 struct rtable *rt2; 553 struct rtable *rt2;