Messages in this thread | | | Date | Wed, 25 Nov 2009 15:08:02 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH V2]irq/core: Add a length limitation |
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On Wed, 25 Nov 2009, Liuweni wrote:
> --- > In this version, I modify the code by Ingo's suggestion, > and less code add. > The code will check the irqaction->name's length > and avoid Using too long name without any notice. > > --- a/kernel/irq/proc.c > +++ b/kernel/irq/proc.c > @@ -196,6 +196,8 @@ void register_handler_proc(unsigned int irq, struct irqaction *action) > char name [MAX_NAMELEN]; > struct irq_desc *desc = irq_to_desc(irq); > > + WARN_ON(strlen(action->name) < MAX_NAMELEN); > +
This is going to warn on every action->name which is actually used in the kernel except for the ones which are too long.
Thanks,
tglx
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