pmic_reg_read returns a negative value if an error occurs. This commit adds a missing check after calling pmic_reg_read.
Signed-off-by: Francois Berder <[email protected]> --- drivers/power/regulator/pfuze100.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/power/regulator/pfuze100.c b/drivers/power/regulator/pfuze100.c index 77c82a00b65..57af16cfbb9 100644 --- a/drivers/power/regulator/pfuze100.c +++ b/drivers/power/regulator/pfuze100.c @@ -550,6 +550,8 @@ static int pfuze100_regulator_val(struct udevice *dev, int op, int *uV) return -EINVAL; } val = pmic_reg_read(dev->parent, desc->vsel_reg); + if (val < 0) + return val; if (desc->high_volt_mask && (val & desc->high_volt_mask)) { min_uV = desc->high_volt_desc->min_uV; uV_step = desc->high_volt_desc->uV_step; -- 2.43.0
