Commit d772cc25 authored by Sean Anderson's avatar Sean Anderson Committed by Jakub Kicinski
Browse files

selftests: net: csum: Clean up recv_verify_packet_ipv6 



Rename ip_len to payload_len since the length in this case refers only
to the payload, and not the entire IP packet like for IPv4. While we're
at it, just use the variable directly when calling
recv_verify_packet_udp/tcp.

Signed-off-by: default avatarSean Anderson <sean.anderson@linux.dev>
Reviewed-by: default avatarWillem de Bruijn <willemb@google.com>
Link: https://patch.msgid.link/20240930162935.980712-1-sean.anderson@linux.dev


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent be4e3235

tools/testing/selftests/net/lib/csum.c

+5 −7
Original line number Diff line number Diff line
@@ -675,22 +675,20 @@ static int recv_verify_packet_ipv6(void *nh, int len) 
{

	struct ipv6hdr *ip6h = nh;

	uint16_t proto = cfg_encap ? IPPROTO_UDP : cfg_proto;

	uint16_t ip_len;

	uint16_t payload_len;



	if (len < sizeof(*ip6h) || ip6h->nexthdr != proto)

		return -1;



	ip_len = ntohs(ip6h->payload_len);

	if (ip_len > len - sizeof(*ip6h))

	payload_len = ntohs(ip6h->payload_len);

	if (payload_len > len - sizeof(*ip6h))

		return -1;



	len = ip_len;

	iph_addr_p = &ip6h->saddr;



	if (proto == IPPROTO_TCP)

		return recv_verify_packet_tcp(ip6h + 1, len);

		return recv_verify_packet_tcp(ip6h + 1, payload_len);

	else

		return recv_verify_packet_udp(ip6h + 1, len);

		return recv_verify_packet_udp(ip6h + 1, payload_len);

}



/* return whether auxdata includes TP_STATUS_CSUM_VALID */