hi, can anybody help me out? thanks, Xia Weizhong if( ip_route_output_key(&rt, &key) != 0 ) { printk(KERN_INFO "route failed\n"); goto __out; } dst_release(new_skb->dst); new_skb->dst = &rt->u.dst; new_skb->dst->output(new_skb); - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html