linux-kernel - Re: [PATCH 10/25] scsi/sg: remove casts from void*

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Date:	Thu, 1 Jul 2010 22:27:24 +0400
From:	Kulikov Vasiliy <segooon@...il.com>
To:	Dan Carpenter <error27@...il.com>,
	Kernel Janitors <kernel-janitors@...r.kernel.org>,
	Doug Gilbert <dgilbert@...erlog.com>,
	"James E.J. Bottomley" <James.Bottomley@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Jens Axboe <jens.axboe@...cle.com>,
	Alexey Dobriyan <adobriyan@...il.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/25] scsi/sg: remove casts from void*

On Thu, Jul 01, 2010 at 19:38 +0200, Dan Carpenter wrote:
> On Thu, Jul 01, 2010 at 05:16:43PM +0400, Kulikov Vasiliy wrote:
> > -	Sg_fd *sfp;
> > +	Sg_fd *sfp = filp->private_data;
>                      ^^^^^^^^^^^^^^^^^^
> 	Dereferenced here.
> 
> >  	unsigned long req_sz, len, sa;
> >  	Sg_scatter_hold *rsv_schp;
> >  	int k, length;
> >  
> > -	if ((!filp) || (!vma) || (!(sfp = (Sg_fd *) filp->private_data)))
> > +	if ((!filp) || (!vma) || !(sfp))
>              ^^^^^
> 
> 	Checked here.
Oops, I've loosed it... The problem is that this driver is not even compileable.
Patch v2 coming soon)
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