lkml.org 
[lkml]   [2011]   [Mar]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] cris/arch-v32: cryptocop: Use kzalloc
From
ping ..

On Sun, Mar 27, 2011 at 1:17 PM, Maxin John <maxin.john@gmail.com> wrote:
> This avoids unnecessary explicit initialization by allocating zeroed memory.
>
> Signed-off-by: Maxin B. John<maxin.john@gmail.com>
> ---
> diff --git a/arch/cris/arch-v32/drivers/cryptocop.c
> b/arch/cris/arch-v32/drivers/cryptocop.c
> index c03bc3b..f51b524 100644
> --- a/arch/cris/arch-v32/drivers/cryptocop.c
> +++ b/arch/cris/arch-v32/drivers/cryptocop.c
> @@ -1394,11 +1394,10 @@ static int create_md5_pad(int alloc_flag,
> unsigned long long hashed_length, char
>
>        if (padlen < MD5_MIN_PAD_LENGTH) padlen += MD5_BLOCK_LENGTH;
>
> -       p = kmalloc(padlen, alloc_flag);
> +       p = kzalloc(padlen, alloc_flag);
>        if (!p) return -ENOMEM;
>
>        *p = 0x80;
> -       memset(p+1, 0, padlen - 1);
>
>        DEBUG(printk("create_md5_pad: hashed_length=%lld bits == %lld
> bytes\n", bit_length, hashed_length));
>
> @@ -1426,11 +1425,10 @@ static int create_sha1_pad(int alloc_flag,
> unsigned long long hashed_length, cha
>
>        if (padlen < SHA1_MIN_PAD_LENGTH) padlen += SHA1_BLOCK_LENGTH;
>
> -       p = kmalloc(padlen, alloc_flag);
> +       p = kzalloc(padlen, alloc_flag);
>        if (!p) return -ENOMEM;
>
>        *p = 0x80;
> -       memset(p+1, 0, padlen - 1);
>
>        DEBUG(printk("create_sha1_pad: hashed_length=%lld bits == %lld
> bytes\n", bit_length, hashed_length));
>
> ---
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2011-03-29 21:49    [W:0.035 / U:0.540 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site