Em Mon, 21 Sep 2009 20:23:45 +0200
Ingo Molnar <mi...@elte.hu> escreveu:
>
> * Mauro Carvalho Chehab <mche...@redhat.com> wrote:
>
> > This series also contains several new drivers:
> >
> > - new driver for NXP saa7164;
>
> -tip testing found that an allyesconfig build buglet found its way into
> this driver - find the fix below.
>
> diff --git a/drivers/media/video/saa7164/saa7164-core.c
> b/drivers/media/video/saa7164/saa7164-core.c
> index f0dbead..60f3214 100644
> --- a/drivers/media/video/saa7164/saa7164-core.c
> +++ b/drivers/media/video/saa7164/saa7164-core.c
> @@ -45,8 +45,8 @@ MODULE_LICENSE("GPL");
> 32 bus
> */
>
> -unsigned int debug;
> -module_param(debug, int, 0644);
> +unsigned int saa_debug;
> +module_param(saa_debug, int, 0644);
Hmm... it is better to use module_param_named(debug, saa_debug, int, 0644), to
keep presenting the parameter as just "debug" to userspace.
> This is because recent saa7164 changes introduced a global symbol
> named 'debug'. The x86 platform code already defines a 'debug'
> symbol. (which is named in a too generic way as well - but it
> can be used nicely to weed out too generic symbols in drivers ;-
Agreed.
Btw, I suggest to do a similar patch also for x86, to avoid such future
conflicts.
--
Cheers,
Mauro
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