x86: convert dma_alloc_coherent to use is_device_dma_capable

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index f43420b8c573..f408e6dd1778 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -278,7 +278,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
                 gfp |= GFP_DMA;
         }
 
-        if (!dev->dma_mask)
+        if (!is_device_dma_capable(dev))
                 return NULL;
 
         if (!ops->alloc_coherent)