[PATCH -next 2/2] spi: microchip-core: switch to use devm_spi_alloc_master()

[Yang Yingliang]

On 2022/7/13 4:50, Conor.Dooley at microchip.com wrote:
> On 12/07/2022 15:03, Conor.Dooley at microchip.com wrote:
>> On 12/07/2022 14:53, Yang Yingliang wrote:
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>>> Switch to use devm_spi_alloc_master() to simpify error path.
>> Hey Yang,
>> Thanks for trying to fix my mistakes!
>>
>> Forgive my innocence here, but why is it okay to remove the
>> spi_master_put() in remove() but not the one in the error path of
>> the probe function?
>>
>> If the devm_add_action_or_reset() in devm_spi_register_controller()
>> fails won't the same thing apply to the probe error path?
>>
>> IOW, I think this patch needs a fixes tag too b/c it also fixes a
>> refcount underflow. Please correct me if I am misunderstanding.
> Ahh, I just saw your revert of 59ebbe40fb51 ("spi: simplify
> devm_spi register_controller"). With that, this makes a lot more
> sense.
>
>> One other comment below.
> This comment still applies for this patch. dev_err_probe would be
> nice.
OK.

Thanks,
Yang
>
> Thanks,
> Conor.