The ai subdevice (*do_cmd) pointer is only initialized if the
driver has successfully requested the interrupt. The extra test
in labpc_ai_cmd() is not necessary.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/ni_labpc.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c
index f9c7209..56d6084 100644
--- a/drivers/staging/comedi/drivers/ni_labpc.c
+++ b/drivers/staging/comedi/drivers/ni_labpc.c
@@ -858,11 +858,6 @@ static int labpc_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
enum scan_mode mode;
unsigned long flags;
- if (!dev->irq) {
- comedi_error(dev, "no irq assigned, cannot perform command");
- return -1;
- }
-
range = CR_RANGE(cmd->chanlist[0]);
aref = CR_AREF(cmd->chanlist[0]);
--
1.8.1.4
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