Fix typos in /Documentation : Misc

This patch fixes typos in various Documentation txts. The patch addresses some
misc words.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/usb/usb-serial.txt b/Documentation/usb/usb-serial.txt
index a043764..d61f6e7 100644
--- a/Documentation/usb/usb-serial.txt
+++ b/Documentation/usb/usb-serial.txt
@@ -297,7 +297,7 @@
       Parity       N,E,O,M,S
       Handshake    None, Software (XON/XOFF), Hardware (CTSRTS,CTSDTR)*
       Break        Set and clear
-      Line contrl  Input/Output query and control **
+      Line control Input/Output query and control **
 
       *  Hardware input flow control is only enabled for firmware
          levels above 2.06.  Read source code comments describing Belkin
@@ -309,7 +309,7 @@
          automatic hardware flow control.
 
   TO DO List:
-    -- Add true modem contol line query capability.  Currently tracks the
+    -- Add true modem control line query capability.  Currently tracks the
        states reported by the interrupt and the states requested.
     -- Add error reporting back to application for UART error conditions.
     -- Add support for flush ioctls.