Commit de3d8015 authored Mar 10, 2018 by Guenter Roeck Committed by Greg Kroah-Hartman May 30, 2018

hwmon: (pmbus/max8688) Accept negative page register values



[ 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: da8e48ab ("hwmon: (pmbus) Always call _pmbus_read_byte in core driver")
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 3d363ad0

drivers/hwmon/pmbus/max8688.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -45,7 +45,7 @@ static int max8688_read_word_data(struct i2c_client *client, int page, int reg)
		{
		int ret;

		if (page)
		if (page > 0)
		return -ENXIO;

		switch (reg) {