typo in UserModeLinux-HOWTO

[it seems that I sent it to the wrong maintainer at first... sorry for that]
copy_from_user was meant instead of copy_to_user.

Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

Documentation/virtual/uml/UserModeLinux-HOWTO.txt

@@ -3591,7 +3591,7 @@
 
 
   Looking at the source shows that the fault happened during a call to
-  copy_to_user to copy the data into the kernel:
+  copy_from_user to copy the data into the kernel:
 
 
        107             count -= chars;