Re: [Patch] Shut up warnings from files under drivers/

[Jeff Garzik]

WANG Cong wrote:
> For example, the defination of __devexit_p:
>
> #if defined(MODULE) || defined(CONFIG_HOTPLUG)
> #define __devexit_p(x) x
> #else
> #define __devexit_p(x) NULL
> #endif
>
> If !(defined(MODULE) || defined(CONFIG_HOTPLUG)), __devexit_p
> is just a NULL pointer, thus 'x' may be unused although defined.


 ...and that's the purpose of the __devexit marker on the code itself.

	Jeff


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