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: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/pcmmio.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/pcmmio.c b/drivers/staging/comedi/drivers/pcmmio.c
index f3cfe7b..6fd79a7 100644
--- a/drivers/staging/comedi/drivers/pcmmio.c
+++ b/drivers/staging/comedi/drivers/pcmmio.c
@@ -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 = {
--
1.8.4.4
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