Re: [PATCH v2] ARM: imx: fix error handling

[Emil Goode <emilgoode@gmail.com>]

On Sat, May 17, 2014 at 01:21:08AM +0300, Dan Carpenter wrote:
> On Fri, May 16, 2014 at 09:24:51PM +0200, Uwe Kleine-König wrote:
> > I didn't check if it is easily possible, but converting this file to use
> > platform_device_register_full might simplify it considerably.
> 
> In a separate patch, though, please.

Will consider another patch.

> 
> > 
> > I'm not sure this fix is critical, because the problem happens if an
> > allocation during boot fails. But still, if you want to get this fix
> > into a stable release, you should simplify it, i.e. don't do the code
> > reorganisations. (Also the "more clear" part seems to be subjective, I
> > like the error handling better as it is now. But that might only be me.)
> 
> Emil's error handling is done exactly in the correct way...  The error
> path and success path are separate.  Unwinding in the reverse order.
> The label names describe the label locations.  Most days I spend hours
> looking at linux kernel error handling and I can assure you that
> sensible labels like this are a rare and wonderful gift.
> 
> It's hard for me to imagine how anyone could defend the original error
> handling.  The label was "err".  The error handling was randomly plopped
> in the middle of the success handling.  Whenever I see new "creative"
> error handling like this it drives me nuts because obviously it's going
> to be buggy like a swamp picnic.

Thank you for the colorful reply, I guess there is no need for me to
further defend my choice of labels :)

Best regards,

Emil Goode
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