netdev - Re: [PATCH 1/2] iwlwifi: convert hex_dump_to

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 4 Aug 2015 14:48:12 +0300
From:	Emmanuel Grumbach <egrumbach@...il.com>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	linux-wireless <linux-wireless@...r.kernel.org>,
	Johannes Berg <johannes.berg@...el.com>,
	Kalle Valo <kvalo@...eaurora.org>,
	Stanislaw Gruszka <sgruszka@...hat.com>
Subject: Re: [PATCH 1/2] iwlwifi: convert hex_dump_to_buffer() to %*ph

On Tue, Aug 4, 2015 at 1:47 PM, Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
> On Thu, 2015-07-16 at 15:42 +0300, Andy Shevchenko wrote:
>> There is no need to use hex_dump_to_buffer() in the cases like this:
>>
>>       hexdump_to_buffer(buf, len, 16, 1, outbuf, outlen, false);      > /* len <= 16
>> */
>>       sprintf("%s\n", outbuf);
>>
>> since it maybe easily converted to simple:
>>
>>       sprintf("%*ph\n", len, buf);
>>
>> Note: it seems in one case the output is groupped by 2 bytes and
>> looks like a
>> typo. Thus, patch changes that to plain byte stream.
>
>
> Any comments on this, anyone?
>
> The idea is to minimize usage of hexdump_to_buffer(), i.e. not using it
> when it's an obvious overkill.
>

Sorry for the delay, since the buffer is small (less than 16 bytes, it
should be fine).
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html