Commit 5ba6bcbc authored Mar 07, 2017 by Jean Delvare Committed by Guenter Roeck Apr 02, 2017

hwmon: Constify str parameter of hwmon_ops->read_string



The read_string callback is supposed to retrieve a pointer to a
constant string.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Reviewed-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

parent b3ee2785

drivers/hwmon/hwmon.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -186,7 +186,7 @@ static ssize_t hwmon_attr_show_string(struct device *dev,
		char *buf)
		{
		struct hwmon_device_attribute *hattr = to_hwmon_attr(devattr);
		char *s;
		const char *s;
		int ret;

		ret = hattr->ops->read_string(dev, hattr->type, hattr->attr,

include/linux/hwmon.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -337,7 +337,7 @@ struct hwmon_ops {
		int (read)(struct device dev, enum hwmon_sensor_types type,
		u32 attr, int channel, long *val);
		int (read_string)(struct device dev, enum hwmon_sensor_types type,
		u32 attr, int channel, char **str);
		u32 attr, int channel, const char **str);
		int (write)(struct device dev, enum hwmon_sensor_types type,
		u32 attr, int channel, long val);
		};