4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Guenter Roeck <linux@xxxxxxxxxxxx> [ Upstream commit a46f8cd696624ef757be0311eb28f119c36778e8 ] A negative page register value means that no page needs to be selected. This is used by status register evaluations and needs to be accepted. Fixes: da8e48ab483e1 ("hwmon: (pmbus) Always call _pmbus_read_byte in core driver") Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/hwmon/pmbus/max8688.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/hwmon/pmbus/max8688.c +++ b/drivers/hwmon/pmbus/max8688.c @@ -45,7 +45,7 @@ static int max8688_read_word_data(struct { int ret; - if (page) + if (page > 0) return -ENXIO; switch (reg) {