esp4: improve xfrm4_beet_gso_segment() to be more readable (3ffb93ba) · Commits · 戴 / test

This patch is to improve the code to make xfrm4_beet_gso_segment() more readable, and keep consistent with xfrm6_beet_gso_segment(). Signed-off-by:

net/ipv4/esp4_offload.c

+11 −8

Original line number	Diff line number	Diff line
		@@ -141,20 +141,23 @@ static struct sk_buff xfrm4_beet_gso_segment(struct xfrm_state x,

		skb->transport_header += x->props.header_len;

		if (x->sel.family != AF_INET6) {
		if (proto == IPPROTO_BEETPH) {
		struct ip_beet_phdr ph = (struct ip_beet_phdr )skb->data;
		struct ip_beet_phdr *ph =
		(struct ip_beet_phdr *)skb->data;

		skb->transport_header += ph->hdrlen * 8;
		proto = ph->nexthdr;
		} else if (x->sel.family == AF_INET6) {
		} else {
		skb->transport_header -= IPV4_BEET_PHMAXLEN;
		}
		} else {
		__be16 frag;

		skb->transport_header +=
		ipv6_skip_exthdr(skb, 0, &proto, &frag);
		if (proto == IPPROTO_TCP)
		skb_shinfo(skb)->gso_type \|= SKB_GSO_TCPV4;
		} else {
		skb->transport_header -= IPV4_BEET_PHMAXLEN;
		}

		__skb_pull(skb, skb_transport_offset(skb));