linux-kernel - Re: [PATCH] lib/mpi/mpicoder.c: looping issue, need stop when equal to zero, found by 'EXTRA

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:	Mon, 20 May 2013 18:26:03 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	David Howells <dhowells@...hat.com>
CC:	james.l.morris@...cle.com, Rusty Russell <rusty@...tcorp.com.au>,
	dmitry.kasatkin@...el.com, andriy.shevchenko@...ux.intel.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] lib/mpi/mpicoder.c: looping issue, need stop when equal
 to zero, found by 'EXTRA_FLAGS=-W'.

On 05/20/2013 06:13 PM, David Howells wrote:
> Chen Gang <gang.chen@...anux.com> wrote:
> 
>> > For 'while' looping, need stop when 'nbytes == 0', or will cause issue.
>> > ('nbytes' is size_t which is always bigger or equal than zero).
>> > 
>> > The related warning: (with EXTRA_CFLAGS=-W)
>> >   lib/mpi/mpicoder.c:40:2: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
> Acked-by: David Howells <dhowells@...hat.com>
> 
> 

Thank you very much.


Thanks.
-- 
Chen Gang

Asianux Corporation
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/