From f59f231e3db835353d8d1ff91062d89140dc8be3 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Fri, 8 Jun 2012 09:52:58 +0300 Subject: [PATCH] staging: comedi: amplc_pci230: add a missing unlock This side of the if else statement returned with the lock held and IRQs disabled. Signed-off-by: Dan Carpenter Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/amplc_pci230.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 30487be..f2ad35c 100644 --- a/drivers/staging/comedi/drivers/amplc_pci230.c +++ b/drivers/staging/comedi/drivers/amplc_pci230.c @@ -1387,6 +1387,8 @@ static int pci230_ao_inttrig_scan_begin(struct comedi_device *dev, /* Delay. Should driver be responsible for this? */ /* XXX TODO: See if DAC busy bit can be used. */ udelay(8); + } else { + spin_unlock_irqrestore(&devpriv->ao_stop_spinlock, irqflags); } return 1; -- 2.7.4