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-rw-r--r--kernel/dma-coherent.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/dma-coherent.c b/kernel/dma-coherent.c
index 038707404b7..38fa292c6aa 100644
--- a/kernel/dma-coherent.c
+++ b/kernel/dma-coherent.c
@@ -118,8 +118,8 @@ int dma_alloc_from_coherent(struct device *dev, ssize_t size,
mem = dev->dma_mem;
if (!mem)
return 0;
- if (unlikely(size > mem->size))
- return 0;
+ if (unlikely(size > (mem->size << PAGE_SHIFT)))
+ return 0;
pageno = bitmap_find_free_region(mem->bitmap, mem->size, order);
if (pageno >= 0) {