Commit 54bb7671 authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
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media: ar0521: Fix return value check in writing initial registers 



The return value from register writes is ignored apart from the last
value. Fix this.

Reported-by: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 2ba3e385

drivers/media/i2c/ar0521.c

+2 −1
Original line number Diff line number Diff line
@@ -755,11 +755,12 @@ static int ar0521_power_on(struct device *dev) 
		gpiod_set_value(sensor->reset_gpio, 0);

	usleep_range(4500, 5000); /* min 45000 clocks */



	for (cnt = 0; cnt < ARRAY_SIZE(initial_regs); cnt++)

	for (cnt = 0; cnt < ARRAY_SIZE(initial_regs); cnt++) {

		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,

			       AR0521_REG_SERIAL_FORMAT_MIPI |