staging: comedi: pcmmio: remove unused members in private data
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Mon, 9 Dec 2013 22:30:52 +0000 (15:30 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 17 Dec 2013 18:02:12 +0000 (10:02 -0800)
The 'pol' and 'enab' members in the private data are never used. The
'num' member is set during the attach but never used. Remove them.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/pcmmio.c

index a31a2b7..1ae5ffb 100644 (file)
@@ -270,11 +270,6 @@ struct pcmmio_subdev_private {
 struct pcmmio_private {
        /* stuff for DIO */
        struct {
-               /* shadow of POLx registers */
-               unsigned char pol[NUM_PAGED_REGS];
-               /* shadow of ENABx registers */
-               unsigned char enab[NUM_PAGED_REGS];
-               int num;
                unsigned long iobase;
                spinlock_t spinlock;
        } asics[MAX_ASICS];
@@ -974,7 +969,6 @@ static int pcmmio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
                return -ENOMEM;
 
        for (asic = 0; asic < MAX_ASICS; ++asic) {
-               devpriv->asics[asic].num = asic;
                devpriv->asics[asic].iobase =
                    dev->iobase + 16 + asic * ASIC_IOSIZE;
                spin_lock_init(&devpriv->asics[asic].spinlock);