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Message-ID: <20210414101701.324777-2-steffen.klassert@secunet.com>
Date:   Wed, 14 Apr 2021 12:16:59 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
CC:     Herbert Xu <herbert@...dor.apana.org.au>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        <netdev@...r.kernel.org>
Subject: [PATCH 1/3] esp4: Simplify the calculation of variables

From: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>

Fix the following coccicheck warnings:

./net/ipv4/esp4.c:757:16-18: WARNING !A || A && B is equivalent to !A || B.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
---
 net/ipv4/esp4.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index a3271ec3e162..804a7698df5b 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -754,7 +754,7 @@ int esp_input_done2(struct sk_buff *skb, int err)
 	int hlen = sizeof(struct ip_esp_hdr) + crypto_aead_ivsize(aead);
 	int ihl;
 
-	if (!xo || (xo && !(xo->flags & CRYPTO_DONE)))
+	if (!xo || !(xo->flags & CRYPTO_DONE))
 		kfree(ESP_SKB_CB(skb)->tmp);
 
 	if (unlikely(err))
-- 
2.25.1

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