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| author | David S. Miller <davem@davemloft.net> | 2011-05-04 12:33:34 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-05-04 12:55:07 -0700 |
| commit | cbb1e85f9cfd2bd9b7edfd21d167e89a4279faf0 (patch) | |
| tree | 352ce07ff62b9fc38212d72f3d1b0d124dafea39 /include/net/route.h | |
| parent | 9a1b9496cd2b013f74885218947fa7120d53e74c (diff) | |
| download | blackbird-obmc-linux-cbb1e85f9cfd2bd9b7edfd21d167e89a4279faf0.tar.gz blackbird-obmc-linux-cbb1e85f9cfd2bd9b7edfd21d167e89a4279faf0.zip | |
ipv4: Kill rt->rt_{src, dst} usage in IP GRE tunnels.
First, make callers pass on-stack flowi4 to ip_route_output_gre()
so they can get at the fully resolved flow key.
Next, use that in ipgre_tunnel_xmit() to avoid the need to use
rt->rt_{dst,src}.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/route.h')
| -rw-r--r-- | include/net/route.h | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/include/net/route.h b/include/net/route.h index 8c02c871a8ce..9f8070b251fb 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -152,19 +152,18 @@ static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi return ip_route_output_flow(net, fl4, sk); } -static inline struct rtable *ip_route_output_gre(struct net *net, +static inline struct rtable *ip_route_output_gre(struct net *net, struct flowi4 *fl4, __be32 daddr, __be32 saddr, __be32 gre_key, __u8 tos, int oif) { - struct flowi4 fl4 = { - .flowi4_oif = oif, - .daddr = daddr, - .saddr = saddr, - .flowi4_tos = tos, - .flowi4_proto = IPPROTO_GRE, - .fl4_gre_key = gre_key, - }; - return ip_route_output_key(net, &fl4); + memset(fl4, 0, sizeof(*fl4)); + fl4->flowi4_oif = oif; + fl4->daddr = daddr; + fl4->saddr = saddr; + fl4->flowi4_tos = tos; + fl4->flowi4_proto = IPPROTO_GRE; + fl4->fl4_gre_key = gre_key; + return ip_route_output_key(net, fl4); } extern int ip_route_input_common(struct sk_buff *skb, __be32 dst, __be32 src, |
