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authorEric Dumazet <eric.dumazet@gmail.com>2010-05-10 11:32:55 +0000
committerDavid S. Miller <davem@davemloft.net>2010-05-17 17:18:51 -0700
commit407eadd996dc62a827db85f1d0c286a98fd5d336 (patch)
tree199b695cd045650b939aab61cbb55c31d9165b4e /include/net
parent7fee226ad2397b635e2fd565a59ca3ae08a164cd (diff)
downloadblackbird-op-linux-407eadd996dc62a827db85f1d0c286a98fd5d336.tar.gz
blackbird-op-linux-407eadd996dc62a827db85f1d0c286a98fd5d336.zip
net: implements ip_route_input_noref()
ip_route_input() is the version returning a refcounted dst, while ip_route_input_noref() returns a non refcounted one. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/route.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/include/net/route.h b/include/net/route.h
index 2c9fba7f7731..af6cf4b4c9dc 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -112,7 +112,22 @@ extern void rt_cache_flush_batch(void);
extern int __ip_route_output_key(struct net *, struct rtable **, const struct flowi *flp);
extern int ip_route_output_key(struct net *, struct rtable **, struct flowi *flp);
extern int ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk, int flags);
-extern int ip_route_input(struct sk_buff*, __be32 dst, __be32 src, u8 tos, struct net_device *devin);
+
+extern int ip_route_input_common(struct sk_buff *skb, __be32 dst, __be32 src,
+ u8 tos, struct net_device *devin, bool noref);
+
+static inline int ip_route_input(struct sk_buff *skb, __be32 dst, __be32 src,
+ u8 tos, struct net_device *devin)
+{
+ return ip_route_input_common(skb, dst, src, tos, devin, false);
+}
+
+static inline int ip_route_input_noref(struct sk_buff *skb, __be32 dst, __be32 src,
+ u8 tos, struct net_device *devin)
+{
+ return ip_route_input_common(skb, dst, src, tos, devin, true);
+}
+
extern unsigned short ip_rt_frag_needed(struct net *net, struct iphdr *iph, unsigned short new_mtu, struct net_device *dev);
extern void ip_rt_send_redirect(struct sk_buff *skb);
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