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vxlan: fdb: allow specifying multiple destinations for zero MAC

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The zero MAC entry in the fdb is used as default destination. With
multiple default destinations it is possible to use vxlan in
environments that disable multicast on the infrastructure level, e.g.
public clouds.

Signed-off-by: Mike Rapoport <mike.rapoport@ravellosystems.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Mike Rapoport 2013-06-25 16:01:56 +03:00 committed by Stephen Hemminger
parent f693dff710
commit 58e4c76704
1 changed files with 2 additions and 1 deletions
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3
drivers/net/vxlan.c
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@ -458,7 +458,8 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan,
notify = 1;
}
if ((flags & NLM_F_APPEND) &&
is_multicast_ether_addr(f->eth_addr)) {
(is_multicast_ether_addr(f->eth_addr) ||
is_zero_ether_addr(f->eth_addr))) {
int rc = vxlan_fdb_append(f, ip, port, vni, ifindex);
if (rc < 0)