--- l7-filter-userspace-0.11/l7-queue.cpp.orig 2008-09-27 10:51:01.000000000 +0400 +++ l7-filter-userspace-0.11/l7-queue.cpp 2011-11-05 03:11:08.595773935 +0400 @@ -196,7 +196,7 @@ ifi = nfq_get_outdev(tb); if(ifi) l7printf(4, "outdev = %d ", ifi); - ret = nfq_get_payload(tb, &data); + ret = nfq_get_payload(tb, (unsigned char**)&data); if(ret >= 0) l7printf(4, "payload_len = %d\n", ret); char ip_protocol = data[9];