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SubjectRe: [PATCH 13/13] clk: basic: improve parent_names & return errors
On Wed, Apr 11, 2012 at 11:49 PM, Shawn Guo <shawn.guo@linaro.org> wrote:
> On Wed, Apr 11, 2012 at 06:02:51PM -0700, Mike Turquette wrote:
> ...
>> @@ -175,23 +188,32 @@ struct clk *clk_register_divider(struct device *dev, const char *name,
>>       div->flags = clk_divider_flags;
>>       div->lock = lock;
>>
>> +     /* allocate the temporary parent_names */
>>       if (parent_name) {
>> -             div->parent[0] = kstrdup(parent_name, GFP_KERNEL);
>> -             if (!div->parent[0])
>> -                     goto out;
>> +             parent_names[0] = kstrdup(parent_name, GFP_KERNEL);
>> +             if (!parent_names[0]) {
>> +                     pr_err("%s: could not allocate parent_names\n",
>> +                                     __func__);
>> +                     goto fail_parent_names;
>> +             }
>>       }
>
> Why do we need to copy the parent_names here at all?  clk_register()
> has done that for each basic clk.

Yes, this was a braindead change on my part. I'll remove the kstrdup
in my next series (the rest of this patch will stay in).

Thanks,
Mike

> Regards,
> Shawn
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