diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 6e1c3246823625c2cde0661c9b55e7dc544819af..70bba3eb4ae95d86fe5e1b5e0837c741381b4bda 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1659,7 +1659,7 @@ static int dcb_doit(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
 {
 	struct net *net = sock_net(skb->sk);
 	struct net_device *netdev;
-	struct dcbmsg  *dcb = (struct dcbmsg *)NLMSG_DATA(nlh);
+	struct dcbmsg *dcb = nlmsg_data(nlh);
 	struct nlattr *tb[DCB_ATTR_MAX + 1];
 	u32 pid = skb ? NETLINK_CB(skb).pid : 0;
 	int ret = -EINVAL;