diff --git a/[refs] b/[refs]
index 7f89c8ba2b90..e25d8b152516 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ff4a44ce327567b83cae846c662c732758280bc6
+refs/heads/master: e72b7bbd178bf0081b5f62f1daaf86a7daf13f3e
diff --git a/trunk/drivers/staging/omap-thermal/omap-bandgap.c b/trunk/drivers/staging/omap-thermal/omap-bandgap.c
index 846ced66d10c..33bfe3bbc367 100644
--- a/trunk/drivers/staging/omap-thermal/omap-bandgap.c
+++ b/trunk/drivers/staging/omap-thermal/omap-bandgap.c
@@ -437,6 +437,14 @@ int omap_bandgap_update_alert_threshold(struct omap_bandgap *bg_ptr, int id,
 	return err;
 }
 
+/**
+ * omap_bandgap_validate() - helper to check the sanity of a struct omap_bandgap
+ * @bg_ptr: struct omap_bandgap pointer
+ * @id: bandgap sensor id
+ *
+ * Checks if the bandgap pointer is valid and if the sensor id is also
+ * applicable.
+ */
 static inline int omap_bandgap_validate(struct omap_bandgap *bg_ptr, int id)
 {
 	int ret = 0;