diff options
Diffstat (limited to 'drivers/pci/iov.c')
| -rw-r--r-- | drivers/pci/iov.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index 4b3a4eaad996..c4c33ead03bc 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -180,6 +180,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) struct pci_dev *pdev; struct pci_sriov *iov = dev->sriov; int bars = 0; + u8 bus; if (!nr_virtfn) return 0; @@ -216,8 +217,10 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) iov->offset = offset; iov->stride = stride; - if (virtfn_bus(dev, nr_virtfn - 1) > dev->bus->busn_res.end) { - dev_err(&dev->dev, "SR-IOV: bus number out of range\n"); + bus = virtfn_bus(dev, nr_virtfn - 1); + if (bus > dev->bus->busn_res.end) { + dev_err(&dev->dev, "can't enable %d VFs (bus %02x out of range of %pR)\n", + nr_virtfn, bus, &dev->bus->busn_res); return -ENOMEM; } |