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authorFelix Jia <felix.jia@alliedtelesis.co.nz>2017-01-26 06:59:18 +0300
committerDavid S. Miller <davem@davemloft.net>2017-01-27 18:25:34 +0300
commit45ce0fd19da9ca21635c367d504b9e4904621ff4 (patch)
treeaf3976ead60df2f2dbbe85dc7faa51f7bc24b8fa /net/ipv6/ip6_gre.c
parentd35a00b8e33dab7385f724e713ae71c8be0a49f4 (diff)
downloadlinux-45ce0fd19da9ca21635c367d504b9e4904621ff4.tar.xz
net/ipv6: support more tunnel interfaces for EUI64 link-local generation
Signed-off-by: Felix Jia <felix.jia@alliedtelesis.co.nz> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r--net/ipv6/ip6_gre.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 65bdfd1cca80..1ba7567b4d8f 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -993,6 +993,9 @@ static void ip6gre_tunnel_setup(struct net_device *dev)
dev->flags |= IFF_NOARP;
dev->addr_len = sizeof(struct in6_addr);
netif_keep_dst(dev);
+ /* This perm addr will be used as interface identifier by IPv6 */
+ dev->addr_assign_type = NET_ADDR_RANDOM;
+ eth_random_addr(dev->perm_addr);
}
static int ip6gre_tunnel_init_common(struct net_device *dev)