diff options
Diffstat (limited to 'include/net/route.h')
| -rw-r--r-- | include/net/route.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/include/net/route.h b/include/net/route.h index 2cc0e14c6359..d538e6db1afe 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -113,13 +113,16 @@ struct in_device; int ip_rt_init(void); void rt_cache_flush(struct net *net); void rt_flush_dev(struct net_device *dev); -struct rtable *__ip_route_output_key_hash(struct net *net, struct flowi4 *flp, - const struct sk_buff *skb); +struct rtable *ip_route_output_key_hash(struct net *net, struct flowi4 *flp, + const struct sk_buff *skb); +struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *flp, + struct fib_result *res, + const struct sk_buff *skb); static inline struct rtable *__ip_route_output_key(struct net *net, struct flowi4 *flp) { - return __ip_route_output_key_hash(net, flp, NULL); + return ip_route_output_key_hash(net, flp, NULL); } struct rtable *ip_route_output_flow(struct net *, struct flowi4 *flp, @@ -172,9 +175,14 @@ static inline struct rtable *ip_route_output_gre(struct net *net, struct flowi4 fl4->fl4_gre_key = gre_key; return ip_route_output_key(net, fl4); } - +int ip_mc_validate_source(struct sk_buff *skb, __be32 daddr, __be32 saddr, + u8 tos, struct net_device *dev, + struct in_device *in_dev, u32 *itag); int ip_route_input_noref(struct sk_buff *skb, __be32 dst, __be32 src, u8 tos, struct net_device *devin); +int ip_route_input_rcu(struct sk_buff *skb, __be32 dst, __be32 src, + u8 tos, struct net_device *devin, + struct fib_result *res); static inline int ip_route_input(struct sk_buff *skb, __be32 dst, __be32 src, u8 tos, struct net_device *devin) @@ -183,8 +191,11 @@ static inline int ip_route_input(struct sk_buff *skb, __be32 dst, __be32 src, rcu_read_lock(); err = ip_route_input_noref(skb, dst, src, tos, devin); - if (!err) + if (!err) { skb_dst_force(skb); + if (!skb_dst(skb)) + err = -EINVAL; + } rcu_read_unlock(); return err; |