diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c
index fb43894a906b..63fe76f01d26 100644
--- a/drivers/char/hw_random/imx-rngc.c
+++ b/drivers/char/hw_random/imx-rngc.c
@@ -314,8 +314,10 @@ static int __init imx_rngc_probe(struct platform_device *pdev)
 	devm_pm_runtime_enable(&pdev->dev);
 
 	ret = devm_hwrng_register(&pdev->dev, &rngc->rng);
-	if (ret)
+	if (ret) {
+		clk_disable_unprepare(rngc->clk);
 		return dev_err_probe(&pdev->dev, ret, "hwrng registration failed\n");
+	}
 
 	dev_info(&pdev->dev,
 		"Freescale RNG%c registered (HW revision %d.%02d)\n",