diff --git a/drivers/char/hw_random/cctrng.c b/drivers/char/hw_random/cctrng.c
index 302ffa354c2f..2ab38a92778d 100644
--- a/drivers/char/hw_random/cctrng.c
+++ b/drivers/char/hw_random/cctrng.c
@@ -665,6 +665,7 @@ static int __maybe_unused cctrng_resume(struct device *dev)
 	/* wait for Cryptocell reset completion */
 	if (!cctrng_wait_for_reset_completion(drvdata)) {
 		dev_err(dev, "Cryptocell reset not completed");
+		clk_disable_unprepare(drvdata->clk);
 		return -EBUSY;
 	}