Commit 748cfd98 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: pcmmio: return '0' after successful attach 



The comedi core expects the (*attach) functions to return < 0 to indicate
an error or >= 0 for success. Change the return to '0' as that is more
typical.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 23bafad0

drivers/staging/comedi/drivers/pcmmio.c

+3 −1
Original line number Diff line number Diff line
@@ -320,6 +320,7 @@ static void pcmmio_reset(struct comedi_device *dev) 
	pcmmio_dio_write(dev, 0, PCMMIO_PAGE_INT_ID, 0);

}



/* devpriv->spinlock is already locked */

static void pcmmio_stop_intr(struct comedi_device *dev,

			     struct comedi_subdevice *s)

{
@@ -410,6 +411,7 @@ static irqreturn_t interrupt_pcmmio(int irq, void *d) 
	return IRQ_HANDLED;

}



/* devpriv->spinlock is already locked */

static int pcmmio_start_intr(struct comedi_device *dev,

			     struct comedi_subdevice *s)

{
@@ -842,7 +844,7 @@ static int pcmmio_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	s->insn_bits	= pcmmio_dio_insn_bits;

	s->insn_config	= pcmmio_dio_insn_config;



	return 1;

	return 0;

}



static struct comedi_driver pcmmio_driver = {