linux-kernel - [PATCH] crypto: aspeed: fix uninitialized symbol 'idx' warning

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Date:   Wed, 1 Mar 2023 11:32:05 +0800
From:   Neal Liu <neal_liu@...eedtech.com>
To:     Joel Stanley <joel@....id.au>, Andrew Jeffery <andrew@...id.au>,
        Neal Liu <neal_liu@...eedtech.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-aspeed@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>,
        <linux-crypto@...r.kernel.org>,
        "kernel test robot" <lkp@...el.com>,
        Dan Carpenter <error27@...il.com>
Subject: [PATCH] crypto: aspeed: fix uninitialized symbol 'idx' warning

'idx' is not initialized if it's not EXP_MODE nor MOD_MODE.
Use "else" instead to fix it.

Signed-off-by: Neal Liu <neal_liu@...eedtech.com>
Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Dan Carpenter <error27@...il.com>
Link: https://lore.kernel.org/r/202302261052.CVFRyq6F-lkp@intel.com/

---
 drivers/crypto/aspeed/aspeed-acry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/aspeed/aspeed-acry.c b/drivers/crypto/aspeed/aspeed-acry.c
index 1f77ebd73489..828dc3ae1b5f 100644
--- a/drivers/crypto/aspeed/aspeed-acry.c
+++ b/drivers/crypto/aspeed/aspeed-acry.c
@@ -289,7 +289,7 @@ static int aspeed_acry_rsa_ctx_copy(struct aspeed_acry_dev *acry_dev, void *buf,
 
 			if (mode == ASPEED_RSA_EXP_MODE)
 				idx = acry_dev->exp_dw_mapping[j - 1];
-			else if (mode == ASPEED_RSA_MOD_MODE)
+			else /* mode == ASPEED_RSA_MOD_MODE */
 				idx = acry_dev->mod_dw_mapping[j - 1];
 
 			dw_buf[idx] = cpu_to_le32(data);
-- 
2.25.1