batman-adv: Rename batadv_hardif *_free_ref function to *_put

The batman-adv source code is the only place in the kernel which uses the
*_free_ref naming scheme for the *_put functions. Changing it to *_put
makes it more consistent and makes it easier to understand the connection
to the *_get functions.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <a@unstable.cc>
diff --git a/net/batman-adv/hard-interface.h b/net/batman-adv/hard-interface.h
index 5cecc6b..d74f198 100644
--- a/net/batman-adv/hard-interface.h
+++ b/net/batman-adv/hard-interface.h
@@ -64,11 +64,11 @@
 void batadv_hardif_release(struct kref *ref);
 
 /**
- * batadv_hardif_free_ref - decrement the hard interface refcounter and possibly
+ * batadv_hardif_put - decrement the hard interface refcounter and possibly
  *  release it
  * @hard_iface: the hard interface to free
  */
-static inline void batadv_hardif_free_ref(struct batadv_hard_iface *hard_iface)
+static inline void batadv_hardif_put(struct batadv_hard_iface *hard_iface)
 {
 	kref_put(&hard_iface->refcount, batadv_hardif_release);
 }