linux-kernel - Re: [PATCH] crypto: x86/blowfish: remove redundant assignment to variable nytes

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Message-ID: <YtEp7Ubl+fnCBePR@gondor.apana.org.au>
Date:   Fri, 15 Jul 2022 16:48:45 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Colin Ian King <colin.i.king@...il.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H . Peter Anvin" <hpa@...or.com>, linux-crypto@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: x86/blowfish: remove redundant assignment to
 variable nytes

On Thu, Jul 07, 2022 at 09:05:46AM +0100, Colin Ian King wrote:
> Variable nbytes is being assigned a value that is never read, it is
> being re-assigned in the next statement in the while-loop. The
> assignment is redundant and can be removed.
> 
> Cleans up clang scan-build warnings, e.g.:
> arch/x86/crypto/blowfish_glue.c:147:10: warning: Although the value
> stored to 'nbytes' is used in the enclosing expression, the value
> is never actually read from 'nbytes'
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>
> ---
>  arch/x86/crypto/blowfish_glue.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt