Re: [PATCH] request_irq: avoid slash in proc directory entries

[Olaf Hering <olh@xxxxxxx>]

 On Wed, Jan 05, Andrew Morton wrote:

> Olaf Hering <olh@xxxxxxx> wrote:
> >
> > A few users of request_irq pass a string with '/'.
> >  As a result, ls -l /proc/irq/*/* will fail to list these entries.
> 
> hrm, interesting.  So how do these entries appear in /proc?  Do they
> actually have slashes in them?

Yes, ls /proc/irq/*/* works, but ls -l does not because you have to
stat() the entry. I havent looked in detail, just poked around in /proc.

> I get the feeling that something somewhere should be detecting this and
> should be propagating an error back.

Yeah, a quick sanity check for procfile creation would be a good thing.
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