netdev - [PATCH net-next v4 6/6] tcp: get rid of NOT_SEPCIFIED reason in tcp_v4/6_do

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Message-Id: <20240213140508.10878-7-kerneljasonxing@gmail.com>
Date: Tue, 13 Feb 2024 22:05:08 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	dsahern@...nel.org,
	kuniyu@...zon.com
Cc: netdev@...r.kernel.org,
	kerneljasonxing@...il.com,
	Jason Xing <kernelxing@...cent.com>
Subject: [PATCH net-next v4 6/6] tcp: get rid of NOT_SEPCIFIED reason in tcp_v4/6_do_rcv

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

Finally we can drop this obscure reason in receive path  because
we replaced with many other more accurate reasons before.

Signed-off-by: Jason Xing <kernelxing@...cent.com>
---
 net/ipv4/tcp_ipv4.c | 1 -
 net/ipv6/tcp_ipv6.c | 1 -
 2 files changed, 2 deletions(-)

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index c886c671fae9..82e63f6af34b 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1907,7 +1907,6 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
 		return 0;
 	}
 
-	reason = SKB_DROP_REASON_NOT_SPECIFIED;
 	if (tcp_checksum_complete(skb))
 		goto csum_err;
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 73fef436dbf6..29a0fe0c8101 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1623,7 +1623,6 @@ int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
 	if (np->rxopt.all)
 		opt_skb = skb_clone_and_charge_r(skb, sk);
 
-	reason = SKB_DROP_REASON_NOT_SPECIFIED;
 	if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
 		struct dst_entry *dst;
 
-- 
2.37.3