The io_addr variable in struct dt3k_private is an ioremap'ed pci
resource and should be void __iomem * not a void *.

This quiets a lot of sparse warings for the writew and readw calls
like:

warning: incorrect type in argument 1 (different address spaces)
   expected void const volatile [noderef] <asn:2>*addr
   got void *<noident>

warning: incorrect type in argument 2 (different address spaces)
   expected void volatile [noderef] <asn:2>*addr
   got void *

Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Mori Hess <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>

---

diff --git a/drivers/staging/comedi/drivers/icp_multi.c 
b/drivers/staging/comedi/drivers/icp_multi.c
index fdc596f..f870d3d 100644
--- a/drivers/staging/comedi/drivers/icp_multi.c
+++ b/drivers/staging/comedi/drivers/icp_multi.c
@@ -148,7 +148,7 @@ struct boardtype {
 struct icp_multi_private {
        struct pcilst_struct *card;     /*  pointer to card */
        char valid;             /*  card is usable */
-       void *io_addr;          /*  Pointer to mapped io address */
+       void __iomem *io_addr;          /*  Pointer to mapped io address */
        resource_size_t phys_iobase;    /*  Physical io address */
        unsigned int AdcCmdStatus;      /*  ADC Command/Status register */
        unsigned int DacCmdStatus;      /*  DAC Command/Status register */
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