bsd/net/pf.c

6953 			struct icmp		iih;
6955 			if (!pf_pull_hdr(m, off2, &iih, ICMP_MINLEN,
6969 				key.gwy.xport.port = iih.icmp_id;
6973 				key.lan.xport.port = iih.icmp_id;
6981 					pf_change_icmp(pd2.src, &iih.icmp_id,
6987 					pf_change_icmp(pd2.dst, &iih.icmp_id,
6998 				m_copyback(m, off2, ICMP_MINLEN, &iih);
7007 			struct icmp6_hdr	iih;
7009 			if (!pf_pull_hdr(m, off2, &iih,
7023 				key.gwy.xport.port = iih.icmp6_id;
7027 				key.lan.xport.port = iih.icmp6_id;
7035 					pf_change_icmp(pd2.src, &iih.icmp6_id,
7041 					pf_change_icmp(pd2.dst, &iih.icmp6_id,
7055 				    &iih);