roah-Hartman <gregkh@suse.de> 1253713597 -0700

USB: Clean up root hub string descriptors

The previous code had a bug that would add a trailing null byte to
the returned descriptor.

Signed-off-by: George Spelvin <linux@horizon.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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