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Merge tag 'for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux...
[deliverable/linux.git]
/
arch
/
arm
/
mm
/
dma-mapping.c
diff --git
a/arch/arm/mm/dma-mapping.c
b/arch/arm/mm/dma-mapping.c
index 170a116d1b298c1befb81efdeaee49735362fd26..c27447653903f1134594fe309dc885285ea43bb3 100644
(file)
--- a/
arch/arm/mm/dma-mapping.c
+++ b/
arch/arm/mm/dma-mapping.c
@@
-171,7
+171,7
@@
static int __dma_supported(struct device *dev, u64 mask, bool warn)
*/
if (sizeof(mask) != sizeof(dma_addr_t) &&
mask > (dma_addr_t)~0 &&
- dma_to_pfn(dev, ~0) < max_pfn) {
+ dma_to_pfn(dev, ~0) < max_pfn
- 1
) {
if (warn) {
dev_warn(dev, "Coherent DMA mask %#llx is larger than dma_addr_t allows\n",
mask);
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