diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index a1116701287f..40b8b2b72730 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1726,6 +1726,8 @@ static int dcb_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
 	fn = &reply_funcs[dcb->cmd];
 	if (!fn->cb)
 		return -EOPNOTSUPP;
+	if (fn->type != nlh->nlmsg_type)
+		return -EPERM;
 
 	if (!tb[DCB_ATTR_IFNAME])
 		return -EINVAL;