diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/dt2814.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/dt2814.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/dt2814.c b/drivers/staging/comedi/drivers/dt2814.c index 064a8f215e4d..4b81ae33ca02 100644 --- a/drivers/staging/comedi/drivers/dt2814.c +++ b/drivers/staging/comedi/drivers/dt2814.c @@ -68,8 +68,6 @@ struct dt2814_private { int curadchan; }; -#define devpriv ((struct dt2814_private *)dev->private) - #define DT2814_TIMEOUT 10 #define DT2814_MAX_SPEED 100000 /* Arbitrary 10 khz limit */ @@ -200,6 +198,7 @@ static int dt2814_ai_cmdtest(struct comedi_device *dev, static int dt2814_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) { + struct dt2814_private *devpriv = dev->private; struct comedi_cmd *cmd = &s->async->cmd; int chan; int trigvar; @@ -221,6 +220,7 @@ static irqreturn_t dt2814_interrupt(int irq, void *d) { int lo, hi; struct comedi_device *dev = d; + struct dt2814_private *devpriv = dev->private; struct comedi_subdevice *s; int data; @@ -258,6 +258,7 @@ static irqreturn_t dt2814_interrupt(int irq, void *d) static int dt2814_attach(struct comedi_device *dev, struct comedi_devconfig *it) { + struct dt2814_private *devpriv; int i, irq; int ret; struct comedi_subdevice *s; @@ -324,9 +325,10 @@ static int dt2814_attach(struct comedi_device *dev, struct comedi_devconfig *it) if (ret) return ret; - ret = alloc_private(dev, sizeof(struct dt2814_private)); - if (ret < 0) + ret = alloc_private(dev, sizeof(*devpriv)); + if (ret) return ret; + devpriv = dev->private; s = &dev->subdevices[0]; dev->read_subdev = s; |