diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index 1cc6b3f..a4faa893 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -1098,6 +1098,10 @@
 	crypto_unregister_alg(&mv_aes_alg_ecb);
 err_irq:
 	free_irq(irq, cp);
+	if (!IS_ERR(cp->clk)) {
+		clk_disable_unprepare(cp->clk);
+		clk_put(cp->clk);
+	}
 err_thread:
 	kthread_stop(cp->queue_th);
 err_unmap_sram: