Re: [patch 10/15] m68k: Some network drivers do not check the platform

From: Geert Uytterhoeven
Date: Thu Apr 24 2008 - 14:51:33 EST


On Thu, 24 Apr 2008, Christoph Hellwig wrote:
> On Thu, Apr 24, 2008 at 08:29:50PM +0200, Geert Uytterhoeven wrote:
> > +++ b/drivers/net/macmace.c
> > @@ -781,6 +781,9 @@ static int __init mac_mace_init_module(v
> > {
> > int err;
> >
> > + if (!MACH_IS_MAC)
> > + return -ENODEV;
> > +
> > if ((err = platform_driver_register(&mac_mace_driver))) {
> > printk(KERN_ERR "Driver registration failed\n");
> > return err;
>
> This is rather odd. The whole point of the platform_driver
> infrastructure is that the arch code only registers it if it's present
> and then the driver can match for it. So the right fix here is to move
> the platform_driver_register(&mac_mace_driver) into the mac arch setup

I suppose you mean platform_*device*_register(), not
platform_*driver*_register()?

> code. A quick grep shows this is a quite common pattern for m68k
> drivers.

I know. That's work in progress.

All these drivers predate the platform device framework and have been converted
to this framework a while ago, without separating the actual platform drivers
and platform devices.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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