Re: [PATCH][RESEND] do not redefine userspace's NULL #define

[Arnd Bergmann]

On Saturday 14 April 2012, Lubos Lunak wrote:
>  That's what the original version of my patch did, but Arnd pointed out that 
> other exported headers might use NULL and thus not be self-contained in 
> userspace after this change, breaking backwards source compatibility. But I'd 
> expect such breakages to be rather unlikely (stddef.h is probably pulled in 
> by pretty much everything), so if you're fine with it, I'm ok with this 
> solution too.

Yes, I stand corrected on that one. I have checked that actually no exported
headers rely on the definition of NULL, so your original patch is good.

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
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