linux-kernel - [PATCH] nfc: st21nfca: remove redundant assignment to variable i

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Date:   Thu, 30 Dec 2021 16:12:30 +0000
From:   Colin Ian King <colin.i.king@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        "David S . Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, llvm@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: [PATCH] nfc: st21nfca: remove redundant assignment to variable i

Variable i is being assigned a value that is never read, the
assignment is redundant and can be removed. Cleans up clang-scan
build warning:

drivers/nfc/st21nfca/i2c.c:319:4: warning: Value stored to 'i'
is never read [deadcode.DeadStores]
                        i = 0;

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/nfc/st21nfca/i2c.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index f126ce96a7df..05157fc0f4eb 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -315,10 +315,8 @@ static int st21nfca_hci_i2c_repack(struct sk_buff *skb)
 		skb_pull(skb, 1);
 
 		r = check_crc(skb->data, skb->len);
-		if (r != 0) {
-			i = 0;
+		if (r != 0)
 			return -EBADMSG;
-		}
 
 		/* remove headbyte */
 		skb_pull(skb, 1);
-- 
2.33.1