firewire: nosy: Use the macro DMA_BIT_MASK().

Use the macro DMA_BIT_MASK instead of the constant  0xffffffff

Signed-off-by: Santosh Nayak <santoshprasadnayak@gmail.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c
index 763626b739d1..a7c4422a688e 100644
--- a/drivers/firewire/nosy.c
+++ b/drivers/firewire/nosy.c
@@ -36,7 +36,7 @@
 #include <linux/timex.h>
 #include <linux/uaccess.h>
 #include <linux/wait.h>
-
+#include <linux/dma-mapping.h>
 #include <linux/atomic.h>
 #include <asm/byteorder.h>
 
@@ -536,7 +536,7 @@ add_card(struct pci_dev *dev, const struct pci_device_id *unused)
         u32 p, end;
         int ret, i;
 
-        if (pci_set_dma_mask(dev, 0xffffffff)) {
+        if (pci_set_dma_mask(dev, DMA_BIT_MASK(32))) {
                 dev_err(&dev->dev,
                     "DMA address limits not supported for PCILynx hardware\n");
                 return -ENXIO;