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authorDavid S. Miller <davem@davemloft.net>2010-09-27 04:03:03 -0400
committerDavid S. Miller <davem@davemloft.net>2010-09-27 04:03:03 -0400
commite40051d134f7ee95c8c1f7a3471e84eafc9ab326 (patch)
tree88eb44e49a75721ae926665a2c42f08badac9d07 /net/ipv6
parent42099d7a3941d4aaf853caac92b3ae76149fc6e7 (diff)
parent2cc6d2bf3d6195fabcf0febc192c01f99519a8f3 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/qlcnic/qlcnic_init.c net/ipv4/ip_output.c
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/addrconf.c11
-rw-r--r--net/ipv6/addrlabel.c5
-rw-r--r--net/ipv6/ip6_output.c18
-rw-r--r--net/ipv6/xfrm6_state.c33
4 files changed, 45 insertions, 22 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 89aa54394a08..8c88340278f5 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4638,10 +4638,12 @@ int __init addrconf_init(void)
4638 if (err < 0) { 4638 if (err < 0) {
4639 printk(KERN_CRIT "IPv6 Addrconf:" 4639 printk(KERN_CRIT "IPv6 Addrconf:"
4640 " cannot initialize default policy table: %d.\n", err); 4640 " cannot initialize default policy table: %d.\n", err);
4641 return err; 4641 goto out;
4642 } 4642 }
4643 4643
4644 register_pernet_subsys(&addrconf_ops); 4644 err = register_pernet_subsys(&addrconf_ops);
4645 if (err < 0)
4646 goto out_addrlabel;
4645 4647
4646 /* The addrconf netdev notifier requires that loopback_dev 4648 /* The addrconf netdev notifier requires that loopback_dev
4647 * has it's ipv6 private information allocated and setup 4649 * has it's ipv6 private information allocated and setup
@@ -4693,7 +4695,9 @@ errout:
4693 unregister_netdevice_notifier(&ipv6_dev_notf); 4695 unregister_netdevice_notifier(&ipv6_dev_notf);
4694errlo: 4696errlo:
4695 unregister_pernet_subsys(&addrconf_ops); 4697 unregister_pernet_subsys(&addrconf_ops);
4696 4698out_addrlabel:
4699 ipv6_addr_label_cleanup();
4700out:
4697 return err; 4701 return err;
4698} 4702}
4699 4703
@@ -4704,6 +4708,7 @@ void addrconf_cleanup(void)
4704 4708
4705 unregister_netdevice_notifier(&ipv6_dev_notf); 4709 unregister_netdevice_notifier(&ipv6_dev_notf);
4706 unregister_pernet_subsys(&addrconf_ops); 4710 unregister_pernet_subsys(&addrconf_ops);
4711 ipv6_addr_label_cleanup();
4707 4712
4708 rtnl_lock(); 4713 rtnl_lock();
4709 4714
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index 921dcf6c271a..c8993e5a337c 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -393,6 +393,11 @@ int __init ipv6_addr_label_init(void)
393 return register_pernet_subsys(&ipv6_addr_label_ops); 393 return register_pernet_subsys(&ipv6_addr_label_ops);
394} 394}
395 395
396void ipv6_addr_label_cleanup(void)
397{
398 unregister_pernet_subsys(&ipv6_addr_label_ops);
399}
400
396static const struct nla_policy ifal_policy[IFAL_MAX+1] = { 401static const struct nla_policy ifal_policy[IFAL_MAX+1] = {
397 [IFAL_ADDRESS] = { .len = sizeof(struct in6_addr), }, 402 [IFAL_ADDRESS] = { .len = sizeof(struct in6_addr), },
398 [IFAL_LABEL] = { .len = sizeof(u32), }, 403 [IFAL_LABEL] = { .len = sizeof(u32), },
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index efbbbce68f9e..99157b4cd56e 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -639,7 +639,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
639 639
640 if (skb_has_frag_list(skb)) { 640 if (skb_has_frag_list(skb)) {
641 int first_len = skb_pagelen(skb); 641 int first_len = skb_pagelen(skb);
642 int truesizes = 0; 642 struct sk_buff *frag2;
643 643
644 if (first_len - hlen > mtu || 644 if (first_len - hlen > mtu ||
645 ((first_len - hlen) & 7) || 645 ((first_len - hlen) & 7) ||
@@ -651,18 +651,18 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
651 if (frag->len > mtu || 651 if (frag->len > mtu ||
652 ((frag->len & 7) && frag->next) || 652 ((frag->len & 7) && frag->next) ||
653 skb_headroom(frag) < hlen) 653 skb_headroom(frag) < hlen)
654 goto slow_path; 654 goto slow_path_clean;
655 655
656 /* Partially cloned skb? */ 656 /* Partially cloned skb? */
657 if (skb_shared(frag)) 657 if (skb_shared(frag))
658 goto slow_path; 658 goto slow_path_clean;
659 659
660 BUG_ON(frag->sk); 660 BUG_ON(frag->sk);
661 if (skb->sk) { 661 if (skb->sk) {
662 frag->sk = skb->sk; 662 frag->sk = skb->sk;
663 frag->destructor = sock_wfree; 663 frag->destructor = sock_wfree;
664 truesizes += frag->truesize;
665 } 664 }
665 skb->truesize -= frag->truesize;
666 } 666 }
667 667
668 err = 0; 668 err = 0;
@@ -693,7 +693,6 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
693 693
694 first_len = skb_pagelen(skb); 694 first_len = skb_pagelen(skb);
695 skb->data_len = first_len - skb_headlen(skb); 695 skb->data_len = first_len - skb_headlen(skb);
696 skb->truesize -= truesizes;
697 skb->len = first_len; 696 skb->len = first_len;
698 ipv6_hdr(skb)->payload_len = htons(first_len - 697 ipv6_hdr(skb)->payload_len = htons(first_len -
699 sizeof(struct ipv6hdr)); 698 sizeof(struct ipv6hdr));
@@ -756,6 +755,15 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
756 IPSTATS_MIB_FRAGFAILS); 755 IPSTATS_MIB_FRAGFAILS);
757 dst_release(&rt->dst); 756 dst_release(&rt->dst);
758 return err; 757 return err;
758
759slow_path_clean:
760 skb_walk_frags(skb, frag2) {
761 if (frag2 == frag)
762 break;
763 frag2->sk = NULL;
764 frag2->destructor = NULL;
765 skb->truesize += frag2->truesize;
766 }
759 } 767 }
760 768
761slow_path: 769slow_path:
diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index f417b77fa0e1..a67575d472a3 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -20,23 +20,27 @@
20#include <net/addrconf.h> 20#include <net/addrconf.h>
21 21
22static void 22static void
23__xfrm6_init_tempsel(struct xfrm_state *x, struct flowi *fl, 23__xfrm6_init_tempsel(struct xfrm_selector *sel, struct flowi *fl)
24 struct xfrm_tmpl *tmpl,
25 xfrm_address_t *daddr, xfrm_address_t *saddr)
26{ 24{
27 /* Initialize temporary selector matching only 25 /* Initialize temporary selector matching only
28 * to current session. */ 26 * to current session. */
29 ipv6_addr_copy((struct in6_addr *)&x->sel.daddr, &fl->fl6_dst); 27 ipv6_addr_copy((struct in6_addr *)&sel->daddr, &fl->fl6_dst);
30 ipv6_addr_copy((struct in6_addr *)&x->sel.saddr, &fl->fl6_src); 28 ipv6_addr_copy((struct in6_addr *)&sel->saddr, &fl->fl6_src);
31 x->sel.dport = xfrm_flowi_dport(fl); 29 sel->dport = xfrm_flowi_dport(fl);
32 x->sel.dport_mask = htons(0xffff); 30 sel->dport_mask = htons(0xffff);
33 x->sel.sport = xfrm_flowi_sport(fl); 31 sel->sport = xfrm_flowi_sport(fl);
34 x->sel.sport_mask = htons(0xffff); 32 sel->sport_mask = htons(0xffff);
35 x->sel.family = AF_INET6; 33 sel->family = AF_INET6;
36 x->sel.prefixlen_d = 128; 34 sel->prefixlen_d = 128;
37 x->sel.prefixlen_s = 128; 35 sel->prefixlen_s = 128;
38 x->sel.proto = fl->proto; 36 sel->proto = fl->proto;
39 x->sel.ifindex = fl->oif; 37 sel->ifindex = fl->oif;
38}
39
40static void
41xfrm6_init_temprop(struct xfrm_state *x, struct xfrm_tmpl *tmpl,
42 xfrm_address_t *daddr, xfrm_address_t *saddr)
43{
40 x->id = tmpl->id; 44 x->id = tmpl->id;
41 if (ipv6_addr_any((struct in6_addr*)&x->id.daddr)) 45 if (ipv6_addr_any((struct in6_addr*)&x->id.daddr))
42 memcpy(&x->id.daddr, daddr, sizeof(x->sel.daddr)); 46 memcpy(&x->id.daddr, daddr, sizeof(x->sel.daddr));
@@ -168,6 +172,7 @@ static struct xfrm_state_afinfo xfrm6_state_afinfo = {
168 .eth_proto = htons(ETH_P_IPV6), 172 .eth_proto = htons(ETH_P_IPV6),
169 .owner = THIS_MODULE, 173 .owner = THIS_MODULE,
170 .init_tempsel = __xfrm6_init_tempsel, 174 .init_tempsel = __xfrm6_init_tempsel,
175 .init_temprop = xfrm6_init_temprop,
171 .tmpl_sort = __xfrm6_tmpl_sort, 176 .tmpl_sort = __xfrm6_tmpl_sort,
172 .state_sort = __xfrm6_state_sort, 177 .state_sort = __xfrm6_state_sort,
173 .output = xfrm6_output, 178 .output = xfrm6_output,