[PATCH] fix DocBook build

Fix DocBook build.  Regression was introduced by
gregkh-usb-usb-linux-usb_ch9h-becomes-linux-usb-ch9h.patch

Tested by `make htmldocs`.

Signed-off-by: Don Mullis <dwm@meer.net>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/DocBook/gadget.tmpl b/Documentation/DocBook/gadget.tmpl
index a344424..e7fc964 100644
--- a/Documentation/DocBook/gadget.tmpl
+++ b/Documentation/DocBook/gadget.tmpl
@@ -482,13 +482,13 @@
 <para>Gadget drivers
 rely on common USB structures and constants
 defined in the
-<filename>&lt;linux/usb_ch9.h&gt;</filename>
+<filename>&lt;linux/usb/ch9.h&gt;</filename>
 header file, which is standard in Linux 2.6 kernels.
 These are the same types and constants used by host
 side drivers (and usbcore).
 </para>
 
-!Iinclude/linux/usb_ch9.h
+!Iinclude/linux/usb/ch9.h
 </sect1>
 
 <sect1 id="core"><title>Core Objects and Methods</title>