usb: u132-hcd driver: semaphore to mutex
Signed-off-by: Daniel Walker <dwalker@mvista.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Signed-off-by: Daniel Walker <dwalker@mvista.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>