On Thu, Dec 16, 2010 at 2:44 AM, Russell King - ARM Linux
<li...@arm.linux.org.uk> wrote:
> On Thu, Dec 16, 2010 at 02:08:11PM +0530, Varadarajan, Charulatha wrote:
>> > + oh = omap_hwmod_lookup("mailbox");
>> > + if (!oh) {
>> > + pr_err("%s: unable to find hwmod\n", __func__);
>> > + return;
>> > + }
>> > +
>> > + od = omap_device_build("omap-mailbox", -1, oh,
>> > + NULL, 0,
>> > + mbox_latencies, ARRAY_SIZE(mbox_latencies),
>> > + 0);
>> > + if (!od) {
>>
>> Check for IS_ERR(od).
>>
>> > + pr_err("%s: could not build device\n", __func__);
>
> If you have an API which returns errors, and you're bothering to print
> something when an error occurs, it's often useful to print the returned
> error code, so that people can find out _why_ the error occurred.
>
Agree.
Thanks,
Omar
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