Hi,
Thank you for the review.
On Wed, Nov 1, 2017 at 1:09 PM, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> On Tue, Oct 31, 2017 at 11:56:16AM +0000, Gilad Ben-Yossef wrote:
>>
>> - if (!dev->coherent_dma_mask)
>> - dev->coherent_dma_mask = DMA_BIT_MASK(DMA_BIT_MASK_LEN);
>> + if (rc) {
>> + dev_err(dev, "Error: failed in dma_set_mask, mask=%par\n",
>> + &dma_mask);
>> + goto post_drvdata_err;
>
>
> Also this is not the right goto. We should be turning the clk off.
Yes, it's wrong. I think a better thing to do though is to check the
DMA mask before turning the clock on, so the goto label
is right, but the code location is wrong...
>
> I don't really care for the naming scheme, and I know you renamed it for
> me already once and I feel bad for not liking it more. It's still
> really a come-from label name and doesn't say what the goto does...
> Instead of post_clk_err, I wish it had names like "err_clk_off:".
>
> And in this case what it does is print a duplicative error message and
> return. :/ The goto post_drvdata_err: lines should just print their
> own error messages if needed and return directly. If there is no
> cleanup then there is no need for a goto.
>
Both good points. I will address them in a later patch.
> Anyway, that's not related to this patch. Just resend it with
> goto post_clk_err: in the v2.
Will do.
Thanks!
Gilad
--
Gilad Ben-Yossef
Chief Coffee Drinker
"If you take a class in large-scale robotics, can you end up in a
situation where the homework eats your dog?"
-- Jean-Baptiste Queru
