USB: wusbcore: rh.c Typo change desciptor to descriptor.

Change a typo from "desciptor" to "descriptor".

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/wusbcore/rh.c b/drivers/usb/wusbcore/rh.c
index a68ad7a..785772e 100644
--- a/drivers/usb/wusbcore/rh.c
+++ b/drivers/usb/wusbcore/rh.c
@@ -156,7 +156,7 @@
 EXPORT_SYMBOL_GPL(wusbhc_rh_status_data);
 
 /*
- * Return the hub's desciptor
+ * Return the hub's descriptor
  *
  * NOTE: almost cut and paste from ehci-hub.c
  *