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-rw-r--r--net/ipv6/route.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 28a85fc63cb8..1c29f95695de 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -113,6 +113,11 @@ static struct dst_ops ip6_dst_ops_template = {
.local_out = __ip6_local_out,
};
+static unsigned int ip6_blackhole_default_mtu(const struct dst_entry *dst)
+{
+ return 0;
+}
+
static void ip6_rt_blackhole_update_pmtu(struct dst_entry *dst, u32 mtu)
{
}
@@ -122,6 +127,7 @@ static struct dst_ops ip6_dst_blackhole_ops = {
.protocol = cpu_to_be16(ETH_P_IPV6),
.destroy = ip6_dst_destroy,
.check = ip6_dst_check,
+ .default_mtu = ip6_blackhole_default_mtu,
.update_pmtu = ip6_rt_blackhole_update_pmtu,
};