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-rw-r--r--include/net/ip6_fib.h5
-rw-r--r--net/ipv6/addrconf.c2
-rw-r--r--net/ipv6/ip6_input.c2
3 files changed, 7 insertions, 2 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index e4438de3bd6b..f9cde44f93b4 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -107,6 +107,11 @@ struct rt6_info
u8 rt6i_protocol;
};
+static inline struct inet6_dev *ip6_dst_idev(struct dst_entry *dst)
+{
+ return ((struct rt6_info *)dst)->rt6i_idev;
+}
+
struct fib6_walker_t
{
struct fib6_walker_t *prev, *next;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index b312a5f7a759..6a98f68348cb 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -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);
}
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 6b8e6d76a58b..ebf54ae90a0c 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -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;