diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/mpc624.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/mpc624.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/mpc624.c b/drivers/staging/comedi/drivers/mpc624.c index f8b7faefc961..67dc5ad81b0d 100644 --- a/drivers/staging/comedi/drivers/mpc624.c +++ b/drivers/staging/comedi/drivers/mpc624.c @@ -122,13 +122,12 @@ Configuration Options: #define MPC624_SPEED_6_875_Hz \ (MPC624_OSR4 | MPC624_OSR3 | MPC624_OSR2 | MPC624_OSR1 | MPC624_OSR0) /* -------------------------------------------------------------------------- */ -struct skel_private { +struct mpc624_private { /* set by mpc624_attach() from driver's parameters */ unsigned long int ulConvertionRate; }; -#define devpriv ((struct skel_private *)dev->private) /* -------------------------------------------------------------------------- */ static const struct comedi_lrange range_mpc624_bipolar1 = { 1, @@ -155,6 +154,7 @@ static int mpc624_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { + struct mpc624_private *devpriv = dev->private; int n, i; unsigned long int data_in, data_out; unsigned char ucPort; @@ -283,6 +283,7 @@ static int mpc624_ai_rinsn(struct comedi_device *dev, static int mpc624_attach(struct comedi_device *dev, struct comedi_devconfig *it) { + struct mpc624_private *devpriv; struct comedi_subdevice *s; unsigned long iobase; int ret; @@ -297,9 +298,10 @@ static int mpc624_attach(struct comedi_device *dev, struct comedi_devconfig *it) dev->iobase = iobase; dev->board_name = "mpc624"; - /* Private structure initialization */ - if (alloc_private(dev, sizeof(struct skel_private)) < 0) + devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL); + if (!devpriv) return -ENOMEM; + dev->private = devpriv; switch (it->options[1]) { case 0: |