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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Hulk Robot <hulkci@huawei.com>,
        Yang Yingliang <yangyingliang@huawei.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Sakari Ailus <sakari.ailus@linux.intel.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.19 0501/1157] media: ov7251: add missing disable functions on error in ov7251_set_power_on()
Date:   Mon, 15 Aug 2022 19:57:37 +0200
Message-Id: <20220815180459.734281331@linuxfoundation.org>
In-Reply-To: <20220815180439.416659447@linuxfoundation.org>
References: <20220815180439.416659447@linuxfoundation.org>
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From: Yang Yingliang <yangyingliang@huawei.com>

[ Upstream commit 7a9795b31049b7e233d050a82b00094155a695c7 ]

Add the missing gpiod_set_value_cansleep() and clk_disable_unprepare()
before return from ov7251_set_power_on() in the error handling case.

Fixes: 9e1d3012cc10 ("media: i2c: Remove .s_power() from ov7251")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/i2c/ov7251.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/i2c/ov7251.c b/drivers/media/i2c/ov7251.c
index 0e7be15bc20a..ad9689820ecc 100644
--- a/drivers/media/i2c/ov7251.c
+++ b/drivers/media/i2c/ov7251.c
@@ -934,6 +934,8 @@ static int ov7251_set_power_on(struct device *dev)
 					ARRAY_SIZE(ov7251_global_init_setting));
 	if (ret < 0) {
 		dev_err(ov7251->dev, "error during global init\n");
+		gpiod_set_value_cansleep(ov7251->enable_gpio, 0);
+		clk_disable_unprepare(ov7251->xclk);
 		ov7251_regulators_disable(ov7251);
 		return ret;
 	}
-- 
2.35.1