diff options
Diffstat (limited to 'arch/x86/kernel/pci-base_32.c')
| -rw-r--r-- | arch/x86/kernel/pci-base_32.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c index cf4bb28dfc6..7caf5c211f2 100644 --- a/arch/x86/kernel/pci-base_32.c +++ b/arch/x86/kernel/pci-base_32.c @@ -30,6 +30,12 @@ static int pci32_dma_map_sg(struct device *dev, struct scatterlist *sglist, return nents; } +/* Make sure we keep the same behaviour */ +static int pci32_map_error(dma_addr_t dma_addr) +{ + return 0; +} + static const struct dma_mapping_ops pci32_dma_ops = { .map_single = pci32_map_single, .unmap_single = NULL, @@ -41,6 +47,7 @@ static const struct dma_mapping_ops pci32_dma_ops = { .sync_single_range_for_device = NULL, .sync_sg_for_cpu = NULL, .sync_sg_for_device = NULL, + .mapping_error = pci32_map_error, }; const struct dma_mapping_ops *dma_ops = &pci32_dma_ops; |