hwmon: (core) remove redundant cast

struct attribute::name which this local variable name is eventually
assigned to is "const char*", and so is the template parameter. We might
as well preserve the constness all the way through.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/hwmon.c

@@ -267,7 +267,7 @@ static struct attribute *hwmon_genattr(struct device *dev,
 	struct device_attribute *dattr;
 	struct attribute *a;
 	umode_t mode;
-	char *name;
+	const char *name;
 	bool is_string = is_string_attr(type, attr);
 
 	/* The attribute is invisible if there is no template string */
@@ -289,7 +289,7 @@ static struct attribute *hwmon_genattr(struct device *dev,
 		return ERR_PTR(-ENOMEM);
 
 	if (type == hwmon_chip) {
-		name = (char *)template;
+		name = template;
 	} else {
 		scnprintf(hattr->name, sizeof(hattr->name), template,
 			  index + hwmon_attr_base(type));