[PATCH 1/2] P4080/eLBC: Make Freescale elbc interrupt common to elbc devices
tiejun.chen
tiejun.chen at windriver.com
Mon Oct 18 21:35:05 EDT 2010
Scott Wood wrote:
> On Mon, 18 Oct 2010 16:55:49 +0800
> "tiejun.chen" <tiejun.chen at windriver.com> wrote:
>
>> Looks you always iounmap(fsl_lbc_ctrl_dev->regs) on position 'err' but here
>> of_iomap() is already failed you should skip iounmap() fsl_lbc_ctrl_dev->regs
>> again. So you should improve that as the following on 'err', or layout 'err' in
>> gain.
>> ------
>> if(fsl_lbc_ctrl_dev->regs)
>> iounmap(fsl_lbc_ctrl_dev->regs);
>>
>
> It looks like iounmap(NULL) is a no-op, just like kfree(NULL).
>
Absolutely, I know what you mean :)
But I think we should take care of every line as one normal progress/rule. That
will make us understand easily, and maybe we also would benefit a little good
performance from those codes.
Tiejun
> -Scott
>
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