linux-kernel - [PATCH] crypto: ccp -A value assigned to a variable is never used.

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Date:   Tue, 30 Mar 2021 18:10:29 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     thomas.lendacky@....com
Cc:     john.allen@....com, herbert@...dor.apana.org.au,
        davem@...emloft.net, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] crypto: ccp -A value assigned to a variable is never used.

Fix the following whitescan warning:

Assigning value "64" to "dst.address" here, but that stored value is
overwritten before it can be used.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/crypto/ccp/ccp-ops.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
index d6a8f4e..bb88198 100644
--- a/drivers/crypto/ccp/ccp-ops.c
+++ b/drivers/crypto/ccp/ccp-ops.c
@@ -2418,7 +2418,6 @@ static int ccp_run_ecc_pm_cmd(struct ccp_cmd_queue *cmd_q, struct ccp_cmd *cmd)
 	dst.address += CCP_ECC_OUTPUT_SIZE;
 	ccp_reverse_get_dm_area(&dst, 0, ecc->u.pm.result.y, 0,
 				CCP_ECC_MODULUS_BYTES);
-	dst.address += CCP_ECC_OUTPUT_SIZE;
 
 	/* Restore the workarea address */
 	dst.address = save;
-- 
1.8.3.1