net: mark net_proto_ops as const

[net-next-2.6.git] / net / phonet / af_phonet.c

diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index a662e62a99cfa0adcf7589aa457a19bfeb21b48a..c711d58b4bb56cbca679da5e73a60c7e6feaac06 100644 (file)
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -118,7 +118,7 @@ out:
        return err;
 }
 
-static struct net_proto_family phonet_proto_family = {
+static const struct net_proto_family phonet_proto_family = {
        .family = PF_PHONET,
        .create = pn_socket_create,
        .owner = THIS_MODULE,
@@ -168,6 +168,12 @@ static int pn_send(struct sk_buff *skb, struct net_device *dev,
                goto drop;
        }
 
+       /* Broadcast sending is not implemented */
+       if (pn_addr(dst) == PNADDR_BROADCAST) {
+               err = -EOPNOTSUPP;
+               goto drop;
+       }
+
        skb_reset_transport_header(skb);
        WARN_ON(skb_headroom(skb) & 1); /* HW assumes word alignment */
        skb_push(skb, sizeof(struct phonethdr));