map_sip_addr      275 net/netfilter/nf_nat_sip.c 	if (!map_sip_addr(skb, protoff, dataoff, dptr, datalen, SIP_HDR_FROM) ||
map_sip_addr      276 net/netfilter/nf_nat_sip.c 	    !map_sip_addr(skb, protoff, dataoff, dptr, datalen, SIP_HDR_TO)) {