[PATCH -next v2] media: ov7251: add missing disable functions on error in ov7251_set_power_on()

From: Yang Yingliang
Date: Wed Jun 22 2022 - 00:32:49 EST


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@xxxxxxxxxx>
Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
---
v2:
- add gpiod_set_value_cansleep()
- also change the patch title and commit message
---
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;
}
--
2.25.1