Re: [PATCH v4 1/4] drm: renesas: rz-du: rzg2l_du_encoder: convert to of_drm_find_and_get_bridge()

["Luca Ceresoli" <luca.ceresoli@bootlin.com>]

Hi Louis,

On Wed Apr 8, 2026 at 5:44 PM CEST, Louis Chauvet wrote:

>> @@ -83,10 +83,21 @@ int rzg2l_du_encoder_init(struct rzg2l_du_device  *rcdu,
>>
>>   		bridge = devm_drm_panel_bridge_add_typed(rcdu->dev, panel,
>>   							 DRM_MODE_CONNECTOR_DPI);
>> -		if (IS_ERR(bridge))
>> -			return PTR_ERR(bridge);
>> +		if (IS_ERR(bridge)) {
>> +			// Inhibit the cleanup action on an ERR_PTR
>> +			ret = PTR_ERR(bridge);
>> +			bridge = NULL;
>> +			return ret;
>> +		}
>
> Can't you use
> https://elixir.bootlin.com/linux/v6.19.11/source/include/linux/cleanup.h#L230?
>
> return PTR_ERR(no_free_ptr(bridge));

Ah, nice cleanup indeed! However, being this patch already reviewed ans
tested, I'll postpone this cleanup to a later series.

> With or without this modification:
>
> Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com>

Thanks!

Luca

--
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com