linux-kernel - Re: [patch] hvc_xen: NULL dereference on allocation failure

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Message-ID: <20120521144053.GA24239@phenom.dumpdata.com>
Date:	Mon, 21 May 2012 10:40:53 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Stefano Stabellini <stefano.stabellini@...citrix.com>
Cc:	Dan Carpenter <dan.carpenter@...cle.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Cox <alan@...ux.intel.com>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [patch] hvc_xen: NULL dereference on allocation failure

On Tue, May 15, 2012 at 11:20:23AM +0100, Stefano Stabellini wrote:
> On Tue, 15 May 2012, Dan Carpenter wrote:
> > If kzalloc() returns a NULL here, we pass a NULL to
> > xencons_disconnect_backend() which will cause an Oops.
> > 
> > Also I removed the __GFP_ZERO while I was at it since kzalloc() implies
> > __GFP_ZERO.
> > 
> > Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
> 
> Acked-by: Stefano Stabellini <stefano.stabellini@...citrix.com>

applied.
>  
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