Re: [PATCH] driver-core: platform: Catch errors from calls to irq_get_irq_data

[Greg Kroah-Hartman]

On Wed, Sep 14, 2016 at 11:06:08AM +0200, Linus Walleij wrote:
> On Wed, Sep 14, 2016 at 5:32 AM, Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
> 
> > irq_get_irq_data() can return NULL, which results in a nasty crash.
> > Check its return value before passing it on to irqd_set_trigger_type().
> >
> > Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> 
> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> 
> Should probably be tagged for stable.

Why, are there any systems that are currently broken without this change
right now?

thanks,

greg k-h