From: Satoru SATOH <satoru.satoh@gmail.com>
Date: Mon, 5 May 2008 05:12:43 +0000 (-0700)
Subject: ip: Make use of the inline function dst_metric_locked()
X-Git-Tag: firefly_0821_release~20319^2~39
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0bbeafd0118fc3ae54990064760c889d41dc21d6;p=firefly-linux-kernel-4.4.55.git

ip: Make use of the inline function dst_metric_locked()

Signed-off-by: Satoru SATOH <satoru.satoh@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/ip.h b/include/net/ip.h
index 6d7bcd5e62d4..3b40bc2234be 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -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);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 5e3685c5c407..9084055a81a4 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -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;