linux-kernel - Re: [PATCH 1/1] omap: Ptr "isr_reg" tracked as NULL was dereferenced

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Date:	Tue, 05 Oct 2010 13:55:19 +0400
From:	Evgeny Kuznetsov <EXT-Eugeny.Kuznetsov@...ia.com>
To:	balbi@...com
Cc:	"tony@...mide.com" <tony@...mide.com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"khilman@...prootsystems.com" <khilman@...prootsystems.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"zmc@...ian.net" <zmc@...ian.net>,
	"a.j.buxton@...il.com" <a.j.buxton@...il.com>
Subject: Re: [PATCH 1/1] omap: Ptr "isr_reg" tracked as NULL was
 dereferenced

Hi,

Yes, but no log in that case.

Regards,
Evgeny

On Tue, 2010-10-05 at 12:32 +0300, ext Felipe Balbi wrote:
> Hi,
> 
> On Tue, Oct 05, 2010 at 03:42:10AM -0500, Evgeny Kuznetsov wrote:
> >+	if (!isr_reg) {
> >+		printk(KERN_ERR "FATAL: Incorrect GPIO method %i\n",
> >+				bank->method);
> >+		BUG();
> >+		}
> 
> this could be simply:
> 
> BUG_ON(!isr_reg);
> 


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