Re: [PATCH V2] rtc: add devm_rtc_device_{register,unregister}()

From: Jingoo Han
Date: Mon Feb 25 2013 - 20:42:14 EST


On Tuesday, February 26, 2013 10:30 AM, Tejun Heo wrote:
>
> On Mon, Feb 25, 2013 at 05:23:17PM -0800, 'Tejun Heo' wrote:
> > again, why do we need the WARN_ON() at all given that other
> > devm_*_match() don't do that and the only way to get NULL there would
> > be bug in devm_rtc*() code itself rather than its users?
>
> Ughh... I see that you probably copied the chunk from clk / regulator
> implementation. Let's please not copy those. Input validation via
> WARN_ON()s is nice when the interface is taking input from outside or
> the code in question is complex / fragile. Here, the code involved is
> like 20 lines and self-contained.

OK, I see.
Thank you for your comment.
I will send v3 patch soon :)

Best regards,
Jingoo Han

>
> Thanks.
>
> --
> tejun

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