dcbnl: Use type safe nlmsg_data()

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 6e1c324..70bba3e 100644 (file)
--- 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;