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-rw-r--r--arch/arm/mm/dma-mapping.c1
-rw-r--r--arch/arm64/mm/dma-mapping.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 369fca73a9ab..80c4c50814d8 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -807,6 +807,7 @@ static void arm_dma_unremap(struct device *dev, void *remapped_addr,
unsigned int flags = VM_ARM_DMA_CONSISTENT | VM_USERMAP;
struct vm_struct *area;
+ size = PAGE_ALIGN(size);
remapped_addr = (void *)((unsigned long)remapped_addr & PAGE_MASK);
area = find_vm_area(remapped_addr);
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 07c67348b815..df083e9350c4 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -455,6 +455,7 @@ static void arm64_dma_unremap(struct device *dev, void *remapped_addr,
{
struct vm_struct *area;
+ size = PAGE_ALIGN(size);
remapped_addr = (void *)((unsigned long)remapped_addr & PAGE_MASK);
area = find_vm_area(remapped_addr);