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authorMartin KaFai Lau <kafai@fb.com>2015-05-23 05:56:01 +0200
committerDavid S. Miller <davem@davemloft.net>2015-05-25 19:25:34 +0200
commitb197df4f0f3782782e9ea8996e91b65ae33e8dd9 (patch)
treee64198481a37b7ede5e21cd8cb5b6f03e215edb0 /include/net/ip6_route.h
parentipv6: Only create RTF_CACHE routes after encountering pmtu exception (diff)
downloadlinux-b197df4f0f3782782e9ea8996e91b65ae33e8dd9.tar.xz
linux-b197df4f0f3782782e9ea8996e91b65ae33e8dd9.zip
ipv6: Add rt6_get_cookie() function
Instead of doing the rt6->rt6i_node check whenever we need to get the route's cookie. Refactor it into rt6_get_cookie(). It is a prep work to handle FLOWI_FLAG_KNOWN_NH and also percpu rt6_info later. Signed-off-by: Martin KaFai Lau <kafai@fb.com> Cc: Hannes Frederic Sowa <hannes@stressinduktion.org> Cc: Steffen Klassert <steffen.klassert@secunet.com> Cc: Julian Anastasov <ja@ssi.bg> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip6_route.h')
-rw-r--r--include/net/ip6_route.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 784ee3d01dbf..297629aadb19 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -145,7 +145,7 @@ static inline void __ip6_dst_store(struct sock *sk, struct dst_entry *dst,
#ifdef CONFIG_IPV6_SUBTREES
np->saddr_cache = saddr;
#endif
- np->dst_cookie = rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0;
+ np->dst_cookie = rt6_get_cookie(rt);
}
static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst,