netdev - [PATCH net-next 1/2] mptcp: don't need to check SKB_EXT_MPTCP in mptcp_reset

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Date: Fri,  5 Apr 2024 10:39:13 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	matttbe@...nel.org,
	martineau@...nel.org,
	geliang@...nel.org
Cc: mptcp@...ts.linux.dev,
	netdev@...r.kernel.org,
	kerneljasonxing@...il.com,
	Jason Xing <kernelxing@...cent.com>
Subject: [PATCH net-next 1/2] mptcp: don't need to check SKB_EXT_MPTCP in mptcp_reset_option()

From: Jason Xing <kernelxing@...cent.com>

Before this, what mptcp_reset_option() checks is totally the same as
mptcp_get_ext() does, so we could skip it.

Signed-off-by: Jason Xing <kernelxing@...cent.com>
---
 include/net/mptcp.h | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/include/net/mptcp.h b/include/net/mptcp.h
index fb996124b3d5..42d13ee26619 100644
--- a/include/net/mptcp.h
+++ b/include/net/mptcp.h
@@ -215,10 +215,7 @@ __be32 mptcp_get_reset_option(const struct sk_buff *skb);
 
 static inline __be32 mptcp_reset_option(const struct sk_buff *skb)
 {
-	if (skb_ext_exist(skb, SKB_EXT_MPTCP))
-		return mptcp_get_reset_option(skb);
-
-	return htonl(0u);
+	return mptcp_get_reset_option(skb);
 }
 #else
 
-- 
2.37.3