mptcp: use mptcp_get_ext helper

Use mptcp_get_ext() helper defined in protocol.h instead of open-coding
it in mptcp_sendmsg_frag().

Reviewed-by: Matthieu Baerts <matttbe@kernel.org>
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <martineau@kernel.org>
Link: https://lore.kernel.org/r/20231025-send-net-next-20231025-v1-6-db8f25f798eb@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geliang Tang 2023-10-25 16:37:07 -07:00 committed by Jakub Kicinski
parent 83d580ddbe
commit a16c054b52

View file

@ -1267,7 +1267,7 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk,
* queue management operation, to avoid breaking the ext <->
* SSN association set here
*/
mpext = skb_ext_find(skb, SKB_EXT_MPTCP);
mpext = mptcp_get_ext(skb);
if (!mptcp_skb_can_collapse_to(data_seq, skb, mpext)) {
TCP_SKB_CB(skb)->eor = 1;
goto alloc_skb;
@ -1289,7 +1289,7 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk,
i = skb_shinfo(skb)->nr_frags;
reuse_skb = false;
mpext = skb_ext_find(skb, SKB_EXT_MPTCP);
mpext = mptcp_get_ext(skb);
}
/* Zero window and all data acked? Probe. */