Still more typo fixes

Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 8e5dd6f..bbbc82a 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -7,7 +7,7 @@
 #
 #  - Host systems (like PCs) need CONFIG_USB (with "A" jacks).
 #  - Peripherals (like PDAs) need CONFIG_USB_GADGET (with "B" jacks).
-#  - Some systems have both kinds of of controller.
+#  - Some systems have both kinds of controllers.
 #
 # With help from a special transceiver and a "Mini-AB" jack, systems with
 # both kinds of controller can also support "USB On-the-Go" (CONFIG_USB_OTG).