process_sip_msg 1587 net/netfilter/nf_conntrack_sip.c ret = process_sip_msg(skb, ct, protoff, dataoff, process_sip_msg 1632 net/netfilter/nf_conntrack_sip.c return process_sip_msg(skb, ct, protoff, dataoff, &dptr, &datalen);