diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
index c46b5d820f5a..285e76818d84 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
@@ -420,7 +420,7 @@ static int ili9341_dpi_prepare(struct drm_panel *panel)
 
 	ili9341_dpi_init(ili);
 
-	return ret;
+	return 0;
 }
 
 static int ili9341_dpi_enable(struct drm_panel *panel)
@@ -728,7 +728,7 @@ static int ili9341_probe(struct spi_device *spi)
 	else if (!strcmp(id->name, "yx240qv29"))
 		return ili9341_dbi_probe(spi, dc, reset);
 
-	return -1;
+	return -ENODEV;
 }
 
 static void ili9341_remove(struct spi_device *spi)