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Message-ID: <1398190717.2473.8.camel@buesod1.americas.hpqcorp.net>
Subject: Re: [PATCH 1/4] ipc/shm.c: check for ulong overflows in shmat
From: Davidlohr Bueso <davidlohr@hp.com>
Date: Tue, 22 Apr 2014 11:18:37 -0700
In-Reply-To: <1398090397-2397-2-git-send-email-manfred@colorfullife.com>
References: <1398090397-2397-1-git-send-email-manfred@colorfullife.com>
	 <1398090397-2397-2-git-send-email-manfred@colorfullife.com>
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To: Manfred Spraul <manfred@colorfullife.com>
Cc: Davidlohr Bueso <davidlohr.bueso@hp.com>, Michael Kerrisk <mtk.manpages@gmail.com>, Martin Schwidefsky <schwidefsky@de.ibm.com>, LKML <linux-kernel@vger.kernel.org>, Andrew Morton <akpm@linux-foundation.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, gthelen@google.com, aswin@hp.com, linux-mm@kvack.org

On Mon, 2014-04-21 at 16:26 +0200, Manfred Spraul wrote:
> find_vma_intersection does not work as intended if addr+size overflows.
> The patch adds a manual check before the call to find_vma_intersection.
> 
> Signed-off-by: Manfred Spraul <manfred@colorfullife.com>

Acked-by: Davidlohr Bueso <davidlohr@hp.com>

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