docbook: fix usb content

Fix USB docbook warnings.

Warning(linux-2.6.23-git8//include/linux/usb/gadget.h:487): No description found for parameter 'g'
Warning(linux-2.6.23-git8//include/linux/usb/gadget.h:506): No description found for parameter 'g'

Warning(linux-2.6.23-git8//drivers/usb/core/hub.c:1416): No description found for parameter 'usb_dev'

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 46705e9..c1527c2 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -481,7 +481,7 @@
 
 /**
  * gadget_is_dualspeed - return true iff the hardware handles high speed
- * @gadget: controller that might support both high and full speeds
+ * @g: controller that might support both high and full speeds
  */
 static inline int gadget_is_dualspeed(struct usb_gadget *g)
 {
@@ -497,7 +497,7 @@
 
 /**
  * gadget_is_otg - return true iff the hardware is OTG-ready
- * @gadget: controller that might have a Mini-AB connector
+ * @g: controller that might have a Mini-AB connector
  *
  * This is a runtime test, since kernels with a USB-OTG stack sometimes
  * run on boards which only have a Mini-B (or Mini-A) connector.