usb: ftdi-elan: Convert "mutex" to semaphore
authorThomas Gleixner <tglx@linutronix.de>
Tue, 7 Sep 2010 14:32:43 +0000 (14:32 +0000)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 22 Oct 2010 17:21:31 +0000 (10:21 -0700)
The "mutex" ftdi->sw_lock is used as a lock and a completion. Convert
it to a real semaphore which allows both.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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