From: Yang Yingliang yangyingliang@huawei.com
[ Upstream commit b5f8fa876931c1adfd2c5eca5b189fd2be893238 ]
Return error code if ar0521_write_regs() fails in ar0521_power_on().
Fixes: 852b50aeed15 ("media: On Semi AR0521 sensor driver") Signed-off-by: Yang Yingliang yangyingliang@huawei.com Acked-by: Krzysztof Hałasa khalasa@piap.pl 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/ar0521.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/media/i2c/ar0521.c b/drivers/media/i2c/ar0521.c index c7bdfc69b9be..e850c92d847e 100644 --- a/drivers/media/i2c/ar0521.c +++ b/drivers/media/i2c/ar0521.c @@ -757,8 +757,9 @@ static int ar0521_power_on(struct device *dev) usleep_range(4500, 5000); /* min 45000 clocks */
for (cnt = 0; cnt < ARRAY_SIZE(initial_regs); cnt++) - if (ar0521_write_regs(sensor, initial_regs[cnt].data, - initial_regs[cnt].count)) + ret = ar0521_write_regs(sensor, initial_regs[cnt].data, + initial_regs[cnt].count); + if (ret) goto off;
ret = ar0521_write_reg(sensor, AR0521_REG_SERIAL_FORMAT,