staging: vt6656: vRunCommand remove multi calls to s_bCommandComplete.

Remove calls with break
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;

Add single call to s_bCommandComplete;

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>