rt->dst.dev->mtu);
return -EMSGSIZE;
}
+ if (length < sizeof(struct iphdr))
+ return -EINVAL;
+
if (flags&MSG_PROBE)
goto out;
sock_tx_timestamp(sk, sockc->tsflags, &skb_shinfo(skb)->tx_flags);
+ if (flags & MSG_CONFIRM)
+ skb_set_dst_pending_confirm(skb, 1);
+
skb->transport_header = skb->network_header;
err = -EFAULT;
if (memcpy_from_msg(iph, msg, length))
return len;
do_confirm:
- dst_confirm(&rt->dst);
+ if (msg->msg_flags & MSG_PROBE)
+ dst_confirm_neigh(&rt->dst, &fl4.daddr);
if (!(msg->msg_flags & MSG_PROBE) || len)
goto back_from_confirm;
err = 0;