[PATCH] I2C: add kobj_to_i2c_client

Move the inline function kobj_to_i2c_client() from max6875.c to i2c.h.
Signed-off-by: NBen Gardner <bgardner@wabtec.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/i2c/chips/max6875.c

@@ -131,11 +131,6 @@ static void max6875_update_slice(struct i2c_client *client, int slice)
 	up(&data->update_lock);
 }
 
-static inline struct i2c_client *kobj_to_i2c_client(struct kobject *kobj)
-{
-	return to_i2c_client(container_of(kobj, struct device, kobj));
-}
-
 static ssize_t max6875_read(struct kobject *kobj, char *buf, loff_t off,
 			    size_t count)
 {

include/linux/i2c.h

@@ -160,6 +160,11 @@ struct i2c_client {
 };
 #define to_i2c_client(d) container_of(d, struct i2c_client, dev)
 
+static inline struct i2c_client *kobj_to_i2c_client(struct kobject *kobj)
+{
+	return to_i2c_client(container_of(kobj, struct device, kobj));
+}
+
 static inline void *i2c_get_clientdata (struct i2c_client *dev)
 {
 	return dev_get_drvdata (&dev->dev);