diff --git a/drivers/thermal/mediatek/auxadc_thermal.c b/drivers/thermal/mediatek/auxadc_thermal.c
index c537aed71017..843214d30bd8 100644
--- a/drivers/thermal/mediatek/auxadc_thermal.c
+++ b/drivers/thermal/mediatek/auxadc_thermal.c
@@ -1282,8 +1282,6 @@ static int mtk_thermal_probe(struct platform_device *pdev)
 			mtk_thermal_init_bank(mt, i, apmixed_phys_base,
 					      auxadc_phys_base, ctrl_id);
 
-	platform_set_drvdata(pdev, mt);
-
 	tzdev = devm_thermal_of_zone_register(&pdev->dev, 0, mt,
 					      &mtk_thermal_ops);
 	if (IS_ERR(tzdev))