diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86_64/kernel/pci-dma.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/pci-dma.c b/arch/x86_64/kernel/pci-dma.c index 05d745ede561..29711445c818 100644 --- a/arch/x86_64/kernel/pci-dma.c +++ b/arch/x86_64/kernel/pci-dma.c | |||
@@ -82,6 +82,10 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, | |||
82 | if (dma_mask == 0) | 82 | if (dma_mask == 0) |
83 | dma_mask = DMA_32BIT_MASK; | 83 | dma_mask = DMA_32BIT_MASK; |
84 | 84 | ||
85 | /* Device not DMA able */ | ||
86 | if (dev->dma_mask == NULL) | ||
87 | return NULL; | ||
88 | |||
85 | /* Don't invoke OOM killer */ | 89 | /* Don't invoke OOM killer */ |
86 | gfp |= __GFP_NORETRY; | 90 | gfp |= __GFP_NORETRY; |
87 | 91 | ||