net: gre: provide multicast mappings for ipv4 and ipv6

[linux-2.6-block.git] / net / ipv4 / arp.c

diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 090d273d78653ba666ca34c0f041e6cfb61ab360..1b74d3b643712ad94ed3bd2fd6d2aab6d6cd1d96 100644 (file)
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -215,6 +215,9 @@ int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir)
        case ARPHRD_INFINIBAND:
                ip_ib_mc_map(addr, dev->broadcast, haddr);
                return 0;
+       case ARPHRD_IPGRE:
+               ip_ipgre_mc_map(addr, dev->broadcast, haddr);
+               return 0;
        default:
                if (dir) {
                        memcpy(haddr, dev->broadcast, dev->addr_len);