linux-kernel - Re: [PATCH] pcrypt: use format specifier in kobject

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Date:   Fri, 9 Nov 2018 17:53:32 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Colin King <colin.king@...onical.com>
Cc:     Steffen Klassert <steffen.klassert@...unet.com>,
        "David S . Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pcrypt: use format specifier in kobject_add

On Sat, Oct 27, 2018 at 03:49:26PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> Passing string 'name' as the format specifier is potentially hazardous
> because name could (although very unlikely to) have a format specifier
> embedded in it causing issues when parsing the non-existent arguments
> to these.  Follow best practice by using the "%s" format string for
> the string 'name'.
> 
> Cleans up clang warning:
> crypto/pcrypt.c:397:40: warning: format string is not a string literal
> (potentially insecure) [-Wformat-security]
> 
> Fixes: a3fb1e330dd2 ("pcrypt: Added sysfs interface to pcrypt")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>  crypto/pcrypt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

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