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Commit 5ba6bcbc authored by Jean Delvare's avatar Jean Delvare Committed by Guenter Roeck
Browse files

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: default avatarJean Delvare <jdelvare@suse.de>
Reviewed-by: default avatarPeter Huewe <peterhuewe@gmx.de>
Signed-off-by: default avatarGuenter 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);

};