diff options
Diffstat (limited to 'drivers/pci/xen-pcifront.c')
| -rw-r--r-- | drivers/pci/xen-pcifront.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c index 116ca3746ad..b1ffebec9b9 100644 --- a/drivers/pci/xen-pcifront.c +++ b/drivers/pci/xen-pcifront.c @@ -596,8 +596,7 @@ static pci_ers_result_t pcifront_common_process(int cmd, pcidev = pci_get_bus_and_slot(bus, devfn); if (!pcidev || !pcidev->driver) { dev_err(&pdev->xdev->dev, "device or AER driver is NULL\n"); - if (pcidev) - pci_dev_put(pcidev); + pci_dev_put(pcidev); return result; } pdrv = pcidev->driver; @@ -866,6 +865,11 @@ static int pcifront_try_connect(struct pcifront_device *pdev) xenbus_dev_error(pdev->xdev, err, "No PCI Roots found, trying 0000:00"); err = pcifront_scan_root(pdev, 0, 0); + if (err) { + xenbus_dev_fatal(pdev->xdev, err, + "Error scanning PCI root 0000:00"); + goto out; + } num_roots = 0; } else if (err != 1) { if (err == 0) @@ -947,6 +951,11 @@ static int pcifront_attach_devices(struct pcifront_device *pdev) xenbus_dev_error(pdev->xdev, err, "No PCI Roots found, trying 0000:00"); err = pcifront_rescan_root(pdev, 0, 0); + if (err) { + xenbus_dev_fatal(pdev->xdev, err, + "Error scanning PCI root 0000:00"); + goto out; + } num_roots = 0; } else if (err != 1) { if (err == 0) |