Documentation: remove duplicated words

Remove many duplicated words under Documentation/ and do other small
cleanups.

Examples:
        "and and" --> "and"
        "in in" --> "in"
        "the the" --> "the"
        "the the" --> "to the"
        ...

Signed-off-by: Paolo Ornati <ornati@fastwebnet.it>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/DocBook/usb.tmpl b/Documentation/DocBook/usb.tmpl
index fbc72d4dbc25..143e5ff7deb8 100644
--- a/Documentation/DocBook/usb.tmpl
+++ b/Documentation/DocBook/usb.tmpl
@@ -740,7 +740,7 @@ usbdev_ioctl (int fd, int ifno, unsigned request, void *param)
                 <title>Synchronous I/O Support</title>
 
                 <para>Synchronous requests involve the kernel blocking
-                until until the user mode request completes, either by
+                until the user mode request completes, either by
                 finishing successfully or by reporting an error.
                 In most cases this is the simplest way to use usbfs,
                 although as noted above it does prevent performing I/O