X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=arch%2Farm64%2Fmm%2Fdma-mapping.c;h=fbd76785c5db640bf511a9647380ebb1ae29b3ef;hb=ccc9e244eb1b9654915634827322932cbafd8244;hp=45b5ab54c9eeb04730d363d13fc43a40d138aabe;hpb=627f4b3ee3899bb70263ee77454a43c73136562f;p=firefly-linux-kernel-4.4.55.git

diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 45b5ab54c9ee..fbd76785c5db 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -45,6 +45,7 @@ static void *arm64_swiotlb_alloc_coherent(struct device *dev, size_t size,
 	if (IS_ENABLED(CONFIG_DMA_CMA)) {
 		struct page *page;
 
+		size = PAGE_ALIGN(size);
 		page = dma_alloc_from_contiguous(dev, size >> PAGE_SHIFT,
 							get_order(size));
 		if (!page)