Re: [PATCH] drm/bridge: dw-hdmi: fix i2c adapter leak on probe failure

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

On Fri, Jul 17, 2026 at 11:08:19AM +0200, Johan Hovold wrote:
> Make sure to drop the i2c adapter device and module references before
> returning when detecting a malformed devicetree during probe.
> 
> Fixes: 80e2f97968b5 ("drm: bridge: dw-hdmi: Switch to regmap for register access")
> Cc: stable@vger.kernel.org	# 4.12
> Cc: Neil Armstrong <neil.armstrong@linaro.org>
> Signed-off-by: Johan Hovold <johan@kernel.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

> ---
>  drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> index 17d5caedb32e..9eb6cf8a321f 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> @@ -3389,7 +3389,8 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
>  			break;
>  		default:
>  			dev_err(dev, "reg-io-width must be 1 or 4\n");
> -			return ERR_PTR(-EINVAL);
> +			ret = -EINVAL;
> +			goto err_res;
>  		}
>  
>  		iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);

-- 
Regards,

Laurent Pinchart