Re: [PATCH] MMC: move regulator handling closer to core v3

From: Linus Walleij
Date: Thu Sep 09 2010 - 03:03:36 EST


2010/9/9 Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>:
> On Sun,  5 Sep 2010 11:05:38 +0200
> Linus Walleij <linus.walleij@xxxxxxxxxxxxxx> wrote:
>> +     if (host->vcc) {
>> +             int ret;
>> +
>> +             if (power_mode == MMC_POWER_UP)
>> +                     ret = mmc_regulator_set_ocr(host->mmc, host->vcc, vdd);
>> +             else if (power_mode == MMC_POWER_OFF)
>> +                     ret = mmc_regulator_set_ocr(host->mmc, host->vcc, 0);
>> +     }
>
> There's no point in copying the return value into a local then ignoring
> it.  mmc_regulator_set_ocr() can return a negative errno so we should
> test for that, clean up and propagate the error.

OK I'll fix.

> The same comments apply to mmci_set_ios().

OK.

Yours,
Linus Walleij
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