From: Eric Dumazet <dada1@cosmosbay.com>
To: Jonathan Corbet <corbet@lwn.net>
Cc: linux-kernel@vger.kernel.org, akpm@osdl.org
Subject: Re: [PATCH] Prevent an oops in vmalloc_user()
Date: Thu, 09 Nov 2006 23:29:34 +0100 [thread overview]
Message-ID: <4553ABCE.2050006@cosmosbay.com> (raw)
In-Reply-To: <31360.1163109619@lwn.net>
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
next prev parent reply other threads:[~2006-11-09 22:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-09 22:00 [PATCH] Prevent an oops in vmalloc_user() Jonathan Corbet
2006-11-09 22:29 ` Eric Dumazet [this message]
2006-11-09 22:41 ` Andrew Morton
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