need_rehook 3092 net/packet/af_packet.c bool need_rehook; need_rehook 3126 net/packet/af_packet.c need_rehook = proto_curr != proto || dev_curr != dev; need_rehook 3128 net/packet/af_packet.c if (need_rehook) { need_rehook 3161 net/packet/af_packet.c if (proto == 0 || !need_rehook)