Hi, Yu Kuai:
Yu Kuai <yukuai3@xxxxxxxxxx> 於 2020年9月9日 週三 下午4:50寫道：
>
> mtk_ddp_comp_init() is called in a loop in mtk_drm_probe(), if it
> fail, previous successive init component is not proccessed.
>
> Thus uninitialize valid component and put their device if component
> init failed.
Reviewed-by: Chun-Kuang Hu <chunkuang.hu@xxxxxxxxxx>
>
> Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
> Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
>
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index 040a8f393fe2..75a6cf231fd7 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -544,8 +544,13 @@ static int mtk_drm_probe(struct platform_device *pdev)
> pm_runtime_disable(dev);
> err_node:
> of_node_put(private->mutex_node);
> - for (i = 0; i < DDP_COMPONENT_ID_MAX; i++)
> + for (i = 0; i < DDP_COMPONENT_ID_MAX; i++) {
> of_node_put(private->comp_node[i]);
> + if (private->ddp_comp[i]) {
> + put_device(private->ddp_comp[i]->larb_dev);
> + private->ddp_comp[i] = NULL;
> + }
> + }
> return ret;
> }
>
> --
> 2.25.4
>
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
