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-rw-r--r--drivers/of/device.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 655dee422563..3a469c79e6b0 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -93,7 +93,7 @@ int of_dma_configure_id(struct device *dev, struct device_node *np,
{
const struct iommu_ops *iommu;
const struct bus_dma_region *map = NULL;
- dma_addr_t dma_start = 0;
+ u64 dma_start = 0;
u64 mask, end, size = 0;
bool coherent;
int ret;
@@ -109,10 +109,10 @@ int of_dma_configure_id(struct device *dev, struct device_node *np,
return ret == -ENODEV ? 0 : ret;
} else {
const struct bus_dma_region *r = map;
- dma_addr_t dma_end = 0;
+ u64 dma_end = 0;
/* Determine the overall bounds of all DMA regions */
- for (dma_start = ~(dma_addr_t)0; r->size; r++) {
+ for (dma_start = ~0ULL; r->size; r++) {
/* Take lower and upper limits */
if (r->dma_start < dma_start)
dma_start = r->dma_start;