linux-kernel - Re: Simple script that locks up my box with recent kernels

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Message-ID: <45642744.2080109@draigBrady.com>
Date:	Wed, 22 Nov 2006 10:32:36 +0000
From:	Pádraig Brady <P@...igBrady.com>
To:	Dave Jones <davej@...hat.com>
CC:	Linus Torvalds <torvalds@...l.org>,
	Jesper Juhl <jesper.juhl@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: Simple script that locks up my box with recent kernels

Dave Jones wrote:
> On Tue, Nov 21, 2006 at 07:44:45PM -0800, Linus Torvalds wrote:
> 
>  > > memset(buf, 0, SIZE);
>  > 
>  > I'm just checking that you're paying attention.
>  > 
>  > There's a reason sparse warns about the third parameter of a memset() 
>  > being zero ;)
> 
> Heh, it's amazing how commonplace that mistake is.
> Come back bzero, all is forgiven..

It's interesting to do the following on google codesearch

lang:^(c|c\+\+)$ memset\ *\(.*,\ *0\ *\);
http://tinyurl.com/y47qu4

lang:^(c|c\+\+)$ \sif\([^)]*\);
http://tinyurl.com/y4mdbl

It would be interesting to build
up a suite of these regular expressions.

Pádraig.
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