1 files changed, 7 insertions, 0 deletions

diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 844c7e43d0fa..6cdd1e015e2d 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -41,6 +41,13 @@ static int vlan_validate(struct nlattr *tb[], struct nlattr *data[])
         u16 id;
         int err;
 
+        if (tb[IFLA_ADDRESS]) {
+                if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
+                        return -EINVAL;
+                if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
+                        return -EADDRNOTAVAIL;
+        }
+
         if (!data)
                 return -EINVAL;