diff options
Diffstat (limited to 'drivers/pci/search.c')
| -rw-r--r-- | drivers/pci/search.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c index e4dbdef5aef0..2061672954ee 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -32,6 +32,12 @@ int pci_for_each_dma_alias(struct pci_dev *pdev, struct pci_bus *bus; int ret; + /* + * The device may have an explicit alias requester ID for DMA where the + * requester is on another PCI bus. + */ + pdev = pci_real_dma_dev(pdev); + ret = fn(pdev, pci_dev_id(pdev), data); if (ret) return ret; |