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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-02-20 11:54:53 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-02-20 11:54:53 -0800
commit4c971aa78314253cce914ed29e3d90df3326d646 (patch)
treea9dcf0b1fdc9e1aacff90afb5b3ab79983115dcc /net/ipv6/route.c
parent4ba24fef3eb3b142197135223b90ced2f319cd53 (diff)
parent290b799c390d77d27effee3ce312203aaa32ee74 (diff)
downloadlwn-4c971aa78314253cce914ed29e3d90df3326d646.tar.gz
lwn-4c971aa78314253cce914ed29e3d90df3326d646.zip
Merge branch 'next' into for-linus
Second round of updates for 3.20.
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index c91083156edb..495965358d22 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1160,12 +1160,9 @@ static void ip6_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
struct net *net = dev_net(dst->dev);
rt6->rt6i_flags |= RTF_MODIFIED;
- if (mtu < IPV6_MIN_MTU) {
- u32 features = dst_metric(dst, RTAX_FEATURES);
+ if (mtu < IPV6_MIN_MTU)
mtu = IPV6_MIN_MTU;
- features |= RTAX_FEATURE_ALLFRAG;
- dst_metric_set(dst, RTAX_FEATURES, features);
- }
+
dst_metric_set(dst, RTAX_MTU, mtu);
rt6_update_expires(rt6, net->ipv6.sysctl.ip6_rt_mtu_expires);
}
@@ -1245,12 +1242,16 @@ restart:
rt = net->ipv6.ip6_null_entry;
else if (rt->dst.error) {
rt = net->ipv6.ip6_null_entry;
- } else if (rt == net->ipv6.ip6_null_entry) {
+ goto out;
+ }
+
+ if (rt == net->ipv6.ip6_null_entry) {
fn = fib6_backtrack(fn, &fl6->saddr);
if (fn)
goto restart;
}
+out:
dst_hold(&rt->dst);
read_unlock_bh(&table->tb6_lock);