linux-kernel - [PATCH 5.19 051/155] net/smc: Remove redundant refcount increase

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Date:   Tue,  6 Sep 2022 15:29:59 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yacan Liu <liuyacan@...p.netease.com>,
        Tony Lu <tonylu@...ux.alibaba.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.19 051/155] net/smc: Remove redundant refcount increase

From: Yacan Liu <liuyacan@...p.netease.com>

[ Upstream commit a8424a9b4522a3ab9f32175ad6d848739079071f ]

For passive connections, the refcount increment has been done in
smc_clcsock_accept()-->smc_sock_alloc().

Fixes: 3b2dec2603d5 ("net/smc: restructure client and server code in af_smc")
Signed-off-by: Yacan Liu <liuyacan@...p.netease.com>
Reviewed-by: Tony Lu <tonylu@...ux.alibaba.com>
Link: https://lore.kernel.org/r/20220830152314.838736-1-liuyacan@corp.netease.com
Signed-off-by: Paolo Abeni <pabeni@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/smc/af_smc.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 433bb5a7df31e..a51d5ed2ad764 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1812,7 +1812,6 @@ static void smc_listen_out_connected(struct smc_sock *new_smc)
 {
 	struct sock *newsmcsk = &new_smc->sk;
 
-	sk_refcnt_debug_inc(newsmcsk);
 	if (newsmcsk->sk_state == SMC_INIT)
 		newsmcsk->sk_state = SMC_ACTIVE;
 
-- 
2.35.1