Signed-off-by: zhongbaisong <[email protected]>
---
vswitchd/bridge.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/vswitchd/bridge.c b/vswitchd/bridge.c
index 71f73d6..925edfc 100644
--- a/vswitchd/bridge.c
+++ b/vswitchd/bridge.c
@@ -4432,6 +4432,9 @@ iface_set_mac(const struct bridge *br, const struct port
*port, struct iface *if
} else if (eth_addr_is_multicast(*mac)) {
VLOG_ERR("interface %s: cannot set MAC to multicast address",
iface->name);
+ } else if (eth_addr_is_zero(*mac)) {
+ VLOG_ERR("interface %s: cannot set MAC to all zero address",
+ iface->name);
} else {
int error = netdev_set_etheraddr(iface->netdev, *mac);
if (error) {
--
1.9.5.msysgit.1
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