From b7f3e230ca452f0c233793c924ba1136fd13a977 Mon Sep 17 00:00:00 2001
From: Claudiu Beznea <claudiu.beznea@microchip.com>
Date: Mon, 21 Feb 2022 09:59:23 +0200
Subject: [PATCH] hwrng: atmel - disable trng on failure path

[ Upstream commit a223ea9f89ab960eb254ba78429efd42eaf845eb ]

Call atmel_trng_disable() on failure path of probe.

Fixes: a1fa98d8116f ("hwrng: atmel - disable TRNG during suspend")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/char/hw_random/atmel-rng.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index e55705745d5e..f4c94f8acfe0 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -96,6 +96,7 @@ static int atmel_trng_probe(struct platform_device *pdev)
 
 err_register:
 	clk_disable_unprepare(trng->clk);
+	atmel_trng_disable(trng);
 	return ret;
 }