2021-12-30 16:12:41

by Colin Ian King

[permalink] [raw]
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 <[email protected]>
---
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



2021-12-30 19:58:50

by Krzysztof Kozlowski

[permalink] [raw]
Subject: Re: [PATCH] nfc: st21nfca: remove redundant assignment to variable i

On 30/12/2021 17:12, Colin Ian King wrote:
> 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 <[email protected]>
> ---
> drivers/nfc/st21nfca/i2c.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>


Reviewed-by: Krzysztof Kozlowski <[email protected]>


Best regards,
Krzysztof

2021-12-31 02:30:12

by patchwork-bot+netdevbpf

[permalink] [raw]
Subject: Re: [PATCH] nfc: st21nfca: remove redundant assignment to variable i

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <[email protected]>:

On Thu, 30 Dec 2021 16:12:30 +0000 you wrote:
> 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;
>
> [...]

Here is the summary with links:
- nfc: st21nfca: remove redundant assignment to variable i
https://git.kernel.org/netdev/net-next/c/314fbde95769

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html