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udp6: pass flow in ip6_make_skb together with cork

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Another preparation patch. inet_cork_full already contains a field for
iflow, so we can avoid passing a separate struct iflow6 into
__ip6_append_data() and ip6_make_skb(), and use the flow stored in
inet_cork_full. Make sure callers set cork->fl, i.e. we init it in
ip6_append_data() and before calling ip6_make_skb().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Pavel Begunkov
2022-01-27 00:36:28 +00:00
committed by Jakub Kicinski
parent f3b46a3e8c
commit f37a4cc6bb
3 changed files with 13 additions and 13 deletions
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4
net/ipv6/udp.c
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@ -1533,9 +1533,11 @@ back_from_confirm:
struct inet_cork_full cork;
struct sk_buff *skb;
cork.fl.u.ip6 = fl6;
skb = ip6_make_skb(sk, getfrag, msg, ulen,
sizeof(struct udphdr), &ipc6,
&fl6, (struct rt6_info *)dst,
(struct rt6_info *)dst,
msg->msg_flags, &cork);
err = PTR_ERR(skb);
if (!IS_ERR_OR_NULL(skb))