Re: [BUGFIX][PATCH] fix NULL pointer in ia64/irq_chip-mask/unmaskfunction

From: KAMEZAWA Hiroyuki
Date: Wed Mar 07 2007 - 02:35:08 EST


On Tue, 6 Mar 2007 22:57:10 -0800
Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> On Wed, 7 Mar 2007 15:23:17 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote:
>
> > This patch fixes boot failure because irq_desc->mask() is NULL.
> >
> > - Added mask/unmask functions to ia64's irq desc function table.
> > But I'm not sure this fix is correct or not. please review.
> >
> > - rename hw_interrupt_type to irq_chip. hw_interrupt_type is old name.
>
> Thanks.
>
> This bug is present in mainline too, isn't it?
>
Yes, I confirmed rc3 has this bug.

-Kame

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