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iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up()

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commit b2f5ad97645e1deb5ca9bcb7090084b92cae35d2 upstream.

The driver should disable regulators when fails at regmap_update_bits().

Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Cc: <Stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220510092431.1711284-1-zheyuma97@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Zheyu Ma 2022-05-10 17:24:31 +08:00 committed by Greg Kroah-Hartman
parent 123c40524e
commit ac9a8a683c
1 changed files with 1 additions and 0 deletions
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drivers/iio/gyro/mpu3050-core.c
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@ -873,6 +873,7 @@ static int mpu3050_power_up(struct mpu3050 *mpu3050)
ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM,
MPU3050_PWR_MGM_SLEEP, 0);
if (ret) {
regulator_bulk_disable(ARRAY_SIZE(mpu3050->regs), mpu3050->regs);
dev_err(mpu3050->dev, "error setting power mode\n");
return ret;
}