drm/tegra: hdmi: Fix some error handling paths in tegra_hdmi_probe()

If an error occurs after calling tegra_output_probe(),
tegra_output_remove() should be called as already done in the remove
function.

Fixes: 59d29c0ec93f ("drm/tegra: Allocate resources at probe time")
Signed-off-by: Christophe JAILLET <[e-mail]>
Signed-off-by: Thierry Reding <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/9b7c564eb7[e-mail]

drivers/gpu/drm/tegra/hdmi.c

···
 		return err;
 
 	hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(hdmi->regs))
-		return PTR_ERR(hdmi->regs);
+	if (IS_ERR(hdmi->regs)) {
+		err = PTR_ERR(hdmi->regs);
+		goto remove;
+	}
 
 	err = platform_get_irq(pdev, 0);
 	if (err < 0)
-		return err;
+		goto remove;
 
 	hdmi->irq = err;
 
···
 	if (err < 0) {
 		dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n",
 			hdmi->irq, err);
-		return err;
+		goto remove;
 	}
 
 	platform_set_drvdata(pdev, hdmi);
 
 	err = devm_pm_runtime_enable(&pdev->dev);
 	if (err)
-		return err;
+		goto remove;
 
 	err = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
 	if (err)
-		return err;
+		goto remove;
 
 	INIT_LIST_HEAD(&hdmi->client.list);
 	hdmi->client.ops = &hdmi_client_ops;
···
 	if (err < 0) {
 		dev_err(&pdev->dev, "failed to register host1x client: %d\n",
 			err);
-		return err;
+		goto remove;
 	}
 
 	return 0;
+
+remove:
+	tegra_output_remove(&hdmi->output);
+	return err;
 }
 
 static void tegra_hdmi_remove(struct platform_device *pdev)