ip: Make use of the inline function dst_metric_locked()
Satoru SATOH [Mon, 5 May 2008 05:12:43 +0000 (22:12 -0700)]
Signed-off-by: Satoru SATOH <satoru.satoh@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/ip.h
net/ipv4/route.c

index 6d7bcd5..3b40bc2 100644 (file)
@@ -210,7 +210,7 @@ int ip_dont_fragment(struct sock *sk, struct dst_entry *dst)
 {
        return (inet_sk(sk)->pmtudisc == IP_PMTUDISC_DO ||
                (inet_sk(sk)->pmtudisc == IP_PMTUDISC_WANT &&
-                !(dst_metric(dst, RTAX_LOCK)&(1<<RTAX_MTU))));
+                !(dst_metric_locked(dst, RTAX_MTU))));
 }
 
 extern void __ip_select_ident(struct iphdr *iph, struct dst_entry *dst, int more);
index 5e3685c..9084055 100644 (file)
@@ -1613,7 +1613,7 @@ static void rt_set_nexthop(struct rtable *rt, struct fib_result *res, u32 itag)
                       sizeof(rt->u.dst.metrics));
                if (fi->fib_mtu == 0) {
                        rt->u.dst.metrics[RTAX_MTU-1] = rt->u.dst.dev->mtu;
-                       if (rt->u.dst.metrics[RTAX_LOCK-1] & (1 << RTAX_MTU) &&
+                       if (dst_metric_locked(&rt->u.dst, RTAX_MTU) &&
                            rt->rt_gateway != rt->rt_dst &&
                            rt->u.dst.dev->mtu > 576)
                                rt->u.dst.metrics[RTAX_MTU-1] = 576;