ipv6: make lookups simpler and faster

[mirror_ubuntu-zesty-kernel.git] / net / ipv4 / tcp_metrics.c

diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 52f3c6b971d2def6854cf7d489022ad499ee0d24..27535fd5ea101142bf2e11852bddd5fdf96439f4 100644 (file)
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -240,7 +240,6 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req,
 
 static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock *tw)
 {
-       struct inet6_timewait_sock *tw6;
        struct tcp_metrics_block *tm;
        struct inetpeer_addr addr;
        unsigned int hash;
@@ -253,9 +252,8 @@ static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock
                hash = (__force unsigned int) addr.addr.a4;
                break;
        case AF_INET6:
-               tw6 = inet6_twsk((struct sock *)tw);
-               *(struct in6_addr *)addr.addr.a6 = tw6->tw_v6_daddr;
-               hash = ipv6_addr_hash(&tw6->tw_v6_daddr);
+               *(struct in6_addr *)addr.addr.a6 = tw->tw_v6_daddr;
+               hash = ipv6_addr_hash(&tw->tw_v6_daddr);
                break;
        default:
                return NULL;
@@ -289,8 +287,8 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk,
                hash = (__force unsigned int) addr.addr.a4;
                break;
        case AF_INET6:
-               *(struct in6_addr *)addr.addr.a6 = inet6_sk(sk)->daddr;
-               hash = ipv6_addr_hash(&inet6_sk(sk)->daddr);
+               *(struct in6_addr *)addr.addr.a6 = sk->sk_v6_daddr;
+               hash = ipv6_addr_hash(&sk->sk_v6_daddr);
                break;
        default:
                return NULL;