diff options
-rw-r--r-- | lib/swiotlb.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 3066ffe1f9eb..2fb485d0e7eb 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c | |||
@@ -483,12 +483,9 @@ swiotlb_alloc_coherent(struct device *hwdev, size_t size, | |||
483 | * swiotlb_map_single(), which will grab memory from | 483 | * swiotlb_map_single(), which will grab memory from |
484 | * the lowest available address range. | 484 | * the lowest available address range. |
485 | */ | 485 | */ |
486 | dma_addr_t handle; | 486 | ret = map_single(hwdev, NULL, size, DMA_FROM_DEVICE); |
487 | handle = swiotlb_map_single(NULL, NULL, size, DMA_FROM_DEVICE); | 487 | if (!ret) |
488 | if (swiotlb_dma_mapping_error(hwdev, handle)) | ||
489 | return NULL; | 488 | return NULL; |
490 | |||
491 | ret = bus_to_virt(handle); | ||
492 | } | 489 | } |
493 | 490 | ||
494 | memset(ret, 0, size); | 491 | memset(ret, 0, size); |