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Diffstat (limited to 'net/ipv6/exthdrs.c')
-rw-r--r--net/ipv6/exthdrs.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index df159fffe4bc..4bac362b1335 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -559,6 +559,11 @@ static inline struct inet6_dev *ipv6_skb_idev(struct sk_buff *skb)
559 return skb_dst(skb) ? ip6_dst_idev(skb_dst(skb)) : __in6_dev_get(skb->dev); 559 return skb_dst(skb) ? ip6_dst_idev(skb_dst(skb)) : __in6_dev_get(skb->dev);
560} 560}
561 561
562static inline struct net *ipv6_skb_net(struct sk_buff *skb)
563{
564 return skb_dst(skb) ? dev_net(skb_dst(skb)->dev) : dev_net(skb->dev);
565}
566
562/* Router Alert as of RFC 2711 */ 567/* Router Alert as of RFC 2711 */
563 568
564static int ipv6_hop_ra(struct sk_buff *skb, int optoff) 569static int ipv6_hop_ra(struct sk_buff *skb, int optoff)
@@ -580,8 +585,8 @@ static int ipv6_hop_ra(struct sk_buff *skb, int optoff)
580static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff) 585static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
581{ 586{
582 const unsigned char *nh = skb_network_header(skb); 587 const unsigned char *nh = skb_network_header(skb);
588 struct net *net = ipv6_skb_net(skb);
583 u32 pkt_len; 589 u32 pkt_len;
584 struct net *net = dev_net(skb_dst(skb)->dev);
585 590
586 if (nh[optoff + 1] != 4 || (optoff & 3) != 2) { 591 if (nh[optoff + 1] != 4 || (optoff & 3) != 2) {
587 LIMIT_NETDEBUG(KERN_DEBUG "ipv6_hop_jumbo: wrong jumbo opt length/alignment %d\n", 592 LIMIT_NETDEBUG(KERN_DEBUG "ipv6_hop_jumbo: wrong jumbo opt length/alignment %d\n",