linux-kernel - Re: 3.9-rc1 powerpc ptrace.c: 'brk.len' is used uninitialized

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Message-ID: <21084.1362607788@ale.ozlabs.ibm.com>
Date:	Thu, 07 Mar 2013 09:09:48 +1100
From:	Michael Neuling <mikey@...ling.org>
To:	Philippe De Muyter <phdm@...qel.be>
cc:	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: 3.9-rc1 powerpc ptrace.c: 'brk.len' is used uninitialized

> bisect tells me that since your commit 9422de3e953d0e60eb95f5430a9dd803eec1c6d7 
> "powerpc: Hardware breakpoints rewrite to handle non DABR breakpoint registers",
> compiling linux fails with :
> 
>   cc1: warnings being treated as errors
>   arch/powerpc/kernel/ptrace.c: In function 'arch_ptrace':
>   arch/powerpc/kernel/ptrace.c:1450: warning: 'brk.len' is used uninitialized in this function
>   arch/powerpc/kernel/ptrace.c:1352: note: 'brk.len' was declared here
> 
> could you look at that ?

Sure. 

How are you compiling this?  Is there a ppc defconfig that hits it?

Mikey
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