linux-kernel - [PATCH 5.15 222/913] hwrng: atmel

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Message-Id: <20220405070346.512201057@linuxfoundation.org>
Date:   Tue,  5 Apr 2022 09:21:24 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.15 222/913] hwrng: atmel - disable trng on failure path

From: Claudiu Beznea <claudiu.beznea@...rochip.com>

[ 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@...rochip.com>
Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@...nel.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 ecb71c4317a5..8cf0ef501341 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -114,6 +114,7 @@ static int atmel_trng_probe(struct platform_device *pdev)
 
 err_register:
 	clk_disable_unprepare(trng->clk);
+	atmel_trng_disable(trng);
 	return ret;
 }
 
-- 
2.34.1