Messages in this thread | | | Subject | Re: [PATCH] driver-core: platform: Catch errors from calls to irq_get_irq_data | From | Guenter Roeck <> | Date | Wed, 14 Sep 2016 07:29:23 -0700 |
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On 09/14/2016 02:44 AM, Greg Kroah-Hartman wrote: > 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@roeck-us.net> 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@roeck-us.net> >> >> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> >> >> Should probably be tagged for stable. > > Why, are there any systems that are currently broken without this change > right now? > I only see it in -next, and that is due to a patch there.
Guenter
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