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authorDavid S. Miller <davem@davemloft.net>2012-01-27 15:32:19 -0800
committerDavid S. Miller <davem@davemloft.net>2012-01-27 21:00:08 -0500
commitc45a3dfb59c0f17bdbd294dd01efb2d7f99a32c7 (patch)
treea7b4f99a97ab012371f91fa7a2fbdc52bb584f74 /net/ipv6
parent4991969a1027826c3db19dd3e600e145603e6928 (diff)
downloadop-kernel-dev-c45a3dfb59c0f17bdbd294dd01efb2d7f99a32c7.zip
op-kernel-dev-c45a3dfb59c0f17bdbd294dd01efb2d7f99a32c7.tar.gz
ipv6: Eliminate dst_get_neighbour_noref() usage in ip6_forward().
It's only used to get at neigh->primary_key, which in this context is always going to be the same as rt->rt6i_gateway. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_output.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 604809b..7a98fc2 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -388,7 +388,6 @@ int ip6_forward(struct sk_buff *skb)
struct ipv6hdr *hdr = ipv6_hdr(skb);
struct inet6_skb_parm *opt = IP6CB(skb);
struct net *net = dev_net(dst->dev);
- struct neighbour *n;
u32 mtu;
if (net->ipv6.devconf_all->forwarding == 0)
@@ -463,8 +462,7 @@ int ip6_forward(struct sk_buff *skb)
send redirects to source routed frames.
We don't send redirects to frames decapsulated from IPsec.
*/
- n = dst_get_neighbour_noref(dst);
- if (skb->dev == dst->dev && n && opt->srcrt == 0 && !skb_sec_path(skb)) {
+ if (skb->dev == dst->dev && opt->srcrt == 0 && !skb_sec_path(skb)) {
struct in6_addr *target = NULL;
struct rt6_info *rt;
@@ -474,8 +472,8 @@ int ip6_forward(struct sk_buff *skb)
*/
rt = (struct rt6_info *) dst;
- if ((rt->rt6i_flags & RTF_GATEWAY))
- target = (struct in6_addr*)&n->primary_key;
+ if (rt->rt6i_flags & RTF_GATEWAY)
+ target = &rt->rt6i_gateway;
else
target = &hdr->daddr;
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