net/ipv4/ping.c

492 	struct icmphdr *icmph;
505 		icmph = (struct icmphdr *)(skb->data + offset);
510 		icmph = (struct icmphdr *) (skb->data + offset);
517 	if (!ping_supported(family, icmph->type, icmph->code))
521 		 skb->protocol, type, code, ntohs(icmph->un.echo.id),
522 		 ntohs(icmph->un.echo.sequence));
524 	sk = ping_lookup(net, skb, ntohs(icmph->un.echo.id));
590 				      info, (u8 *)icmph);
594 						   info, (u8 *)icmph);
642 	pfh->wcheck = csum_partial((char *)&pfh->icmph,
644 	pfh->icmph.checksum = csum_fold(pfh->wcheck);
645 	memcpy(icmp_hdr(skb), &pfh->icmph, sizeof(struct icmphdr));
813 	pfh.icmph.type = user_icmph.type; /* already checked */
814 	pfh.icmph.code = user_icmph.code; /* ditto */
815 	pfh.icmph.checksum = 0;
816 	pfh.icmph.un.echo.id = inet->inet_sport;
817 	pfh.icmph.un.echo.sequence = user_icmph.un.echo.sequence;
972 	struct icmphdr *icmph = icmp_hdr(skb);
977 		 skb, ntohs(icmph->un.echo.id), ntohs(icmph->un.echo.sequence));
980 	skb_push(skb, skb->data - (u8 *)icmph);
982 	sk = ping_lookup(net, skb, ntohs(icmph->un.echo.id));