Convert the comedi_subdevice access from pointer math to array
access.

Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
 drivers/staging/comedi/drivers/pcl816.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/pcl816.c 
b/drivers/staging/comedi/drivers/pcl816.c
index ba6911f..f65fd66 100644
--- a/drivers/staging/comedi/drivers/pcl816.c
+++ b/drivers/staging/comedi/drivers/pcl816.c
@@ -258,7 +258,7 @@ static int pcl816_ai_insn_read(struct comedi_device *dev,
 static irqreturn_t interrupt_pcl816_ai_mode13_int(int irq, void *d)
 {
        struct comedi_device *dev = d;
-       struct comedi_subdevice *s = dev->subdevices + 0;
+       struct comedi_subdevice *s = &dev->subdevices[0];
        int low, hi;
        int timeout = 50;       /* wait max 50us */
 
@@ -349,7 +349,7 @@ static void transfer_from_dma_buf(struct comedi_device *dev,
 static irqreturn_t interrupt_pcl816_ai_mode13_dma(int irq, void *d)
 {
        struct comedi_device *dev = d;
-       struct comedi_subdevice *s = dev->subdevices + 0;
+       struct comedi_subdevice *s = &dev->subdevices[0];
        int len, bufptr, this_dma_buf;
        unsigned long dma_flags;
        short *ptr;
@@ -1183,7 +1183,7 @@ no_dma:
        if (ret)
                return ret;
 
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        if (board->n_aichan > 0) {
                s->type = COMEDI_SUBD_AI;
                devpriv->sub_ai = s;
-- 
1.7.11

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