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Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ea6eb44618e7..605e6f14d6ab 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -415,7 +415,7 @@ void ip6_route_input(struct sk_buff *skb)
415 int attempts = 3; 415 int attempts = 3;
416 int err; 416 int err;
417 417
418 strict = ipv6_addr_type(&skb->nh.ipv6h->daddr) & (IPV6_ADDR_MULTICAST|IPV6_ADDR_LINKLOCAL); 418 strict = ipv6_addr_type(&skb->nh.ipv6h->daddr) & (IPV6_ADDR_MULTICAST|IPV6_ADDR_LINKLOCAL) ? RT6_SELECT_F_IFACE : 0;
419 419
420relookup: 420relookup:
421 read_lock_bh(&rt6_lock); 421 read_lock_bh(&rt6_lock);
@@ -427,12 +427,16 @@ restart:
427 rt = fn->leaf; 427 rt = fn->leaf;
428 428
429 if ((rt->rt6i_flags & RTF_CACHE)) { 429 if ((rt->rt6i_flags & RTF_CACHE)) {
430 rt = rt6_device_match(rt, skb->dev->ifindex, strict); 430 rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict | RT6_SELECT_F_REACHABLE);
431 if (rt == &ip6_null_entry)
432 rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict);
431 BACKTRACK(); 433 BACKTRACK();
432 goto out; 434 goto out;
433 } 435 }
434 436
435 rt = rt6_device_match(rt, skb->dev->ifindex, strict); 437 rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict | RT6_SELECT_F_REACHABLE);
438 if (rt == &ip6_null_entry)
439 rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict);
436 BACKTRACK(); 440 BACKTRACK();
437 441
438 dst_hold(&rt->u.dst); 442 dst_hold(&rt->u.dst);
@@ -497,7 +501,9 @@ restart:
497 rt = fn->leaf; 501 rt = fn->leaf;
498 502
499 if ((rt->rt6i_flags & RTF_CACHE)) { 503 if ((rt->rt6i_flags & RTF_CACHE)) {
500 rt = rt6_device_match(rt, fl->oif, strict); 504 rt = rt6_select(&fn->leaf, fl->oif, strict | RT6_SELECT_F_REACHABLE);
505 if (rt == &ip6_null_entry)
506 rt = rt6_select(&fn->leaf, fl->oif, strict);
501 BACKTRACK(); 507 BACKTRACK();
502 goto out; 508 goto out;
503 } 509 }
@@ -506,7 +512,9 @@ restart:
506 if (rt == &ip6_null_entry) 512 if (rt == &ip6_null_entry)
507 rt = rt6_select(&fn->leaf, fl->oif, strict); 513 rt = rt6_select(&fn->leaf, fl->oif, strict);
508 } else { 514 } else {
509 rt = rt6_device_match(rt, fl->oif, strict); 515 rt = rt6_select(&fn->leaf, fl->oif, strict | RT6_SELECT_F_REACHABLE);
516 if (rt == &ip6_null_entry)
517 rt = rt6_select(&fn->leaf, fl->oif, strict);
510 BACKTRACK(); 518 BACKTRACK();
511 } 519 }
512 520