netdev - [PATCH net-next 06/10] mptcp: use mptcp_get

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Message-Id: <20231025-send-net-next-20231025-v1-6-db8f25f798eb@kernel.org>
Date: Wed, 25 Oct 2023 16:37:07 -0700
From: Mat Martineau <martineau@...nel.org>
To: Matthieu Baerts <matttbe@...nel.org>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Geliang Tang <geliang.tang@...e.com>, 
 Kishen Maloor <kishen.maloor@...el.com>
Cc: netdev@...r.kernel.org, mptcp@...ts.linux.dev, 
 Mat Martineau <martineau@...nel.org>
Subject: [PATCH net-next 06/10] mptcp: use mptcp_get_ext helper

From: Geliang Tang <geliang.tang@...e.com>

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

Reviewed-by: Matthieu Baerts <matttbe@...nel.org>
Signed-off-by: Geliang Tang <geliang.tang@...e.com>
Signed-off-by: Mat Martineau <martineau@...nel.org>
---
 net/mptcp/protocol.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index a29116eda30a..a0b8356cd8c5 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -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. */

-- 
2.41.0