diff options
| -rw-r--r-- | arch/arm64/mm/dma-mapping.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 614af886b7ef..5f62090bda24 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -303,8 +303,7 @@ static int __swiotlb_mmap_pfn(struct vm_area_struct *vma, unsigned long pfn, size_t size) { int ret = -ENXIO; - unsigned long nr_vma_pages = (vma->vm_end - vma->vm_start) >> - PAGE_SHIFT; + unsigned long nr_vma_pages = vma_pages(vma); unsigned long nr_pages = PAGE_ALIGN(size) >> PAGE_SHIFT; unsigned long off = vma->vm_pgoff; |