[PATCH 6.6 467/538] hwrng: bcm2835 - Add missing clk_disable_unprepare in bcm2835_rng_init

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6.6-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>

commit d57e2f7cffd57fe2800332dec768ec1b67a4159f upstream.

Add the missing clk_disable_unprepare() before return in
bcm2835_rng_init().

Fixes: e5f9f41d5e62 ("hwrng: bcm2835 - add reset support")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>
Reviewed-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/char/hw_random/bcm2835-rng.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/char/hw_random/bcm2835-rng.c
+++ b/drivers/char/hw_random/bcm2835-rng.c
@@ -94,8 +94,10 @@ static int bcm2835_rng_init(struct hwrng
 		return ret;
 
 	ret = reset_control_reset(priv->reset);
-	if (ret)
+	if (ret) {
+		clk_disable_unprepare(priv->clk);
 		return ret;
+	}
 
 	if (priv->mask_interrupts) {
 		/* mask the interrupt */






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