linux-kernel - Re: [PATCH] Prevent an oops in vmalloc

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Message-id: <4553ABCE.2050006@cosmosbay.com>
Date:	Thu, 09 Nov 2006 23:29:34 +0100
From:	Eric Dumazet <dada1@...mosbay.com>
To:	Jonathan Corbet <corbet@....net>
Cc:	linux-kernel@...r.kernel.org, akpm@...l.org
Subject: Re: [PATCH] Prevent an oops in vmalloc_user()

Jonathan Corbet a écrit :
> Prevent an oops in vmalloc_user()
> 
> If an attempt to allocate memory with vmalloc_user() fails, the result
> will be an oops when it tries to tweak the flags in the (non-existent)
> VMA.  One could argue that __find_vm_area() should not return a random
> pointer on failure, but vmalloc_user() requires a check regardless.
> 

Yes, I already posted a patch for that, and other problem as well.

http://lkml.org/lkml/2006/10/23/86

Maybe it was lost...

Eric
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