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[IPV6]: Introduce ip6_dst_idev() to get inet6_dev{} stored in dst_entry{}.

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Otherwise, we will see a lot of casts...

Signed-off-by: YOSHIFUJI Hideaki <[email protected]>
This commit is contained in:
YOSHIFUJI Hideaki 2006-10-13 16:17:25 +09:00 • committed by David S. Miller
commit 7a3025b1b3
3 changed files with 7 additions and 2 deletions
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2
net/ipv6/addrconf.c
View file

@ -1164,7 +1164,7 @@ record_it:
int ipv6_get_saddr(struct dst_entry *dst,
struct in6_addr *daddr, struct in6_addr *saddr)
{
return ipv6_dev_get_saddr(dst ? ((struct rt6_info *)dst)->rt6i_idev->dev : NULL, daddr, saddr);
return ipv6_dev_get_saddr(dst ? ip6_dst_idev(dst)->dev : NULL, daddr, saddr);
}

2
net/ipv6/ip6_input.c
View file

@ -84,7 +84,7 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
* arrived via the sending interface (ethX), because of the
* nature of scoping architecture. --yoshfuji
*/
IP6CB(skb)->iif = skb->dst ? ((struct rt6_info *)skb->dst)->rt6i_idev->dev->ifindex : dev->ifindex;
IP6CB(skb)->iif = skb->dst ? ip6_dst_idev(skb->dst)->dev->ifindex : dev->ifindex;
if (unlikely(!pskb_may_pull(skb, sizeof(*hdr))))
goto err;