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path: root/drivers/pci/pci-driver.c
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Diffstat (limited to 'drivers/pci/pci-driver.c')
-rw-r--r--drivers/pci/pci-driver.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 36dbe960306b..a8124e47bf6e 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -399,7 +399,8 @@ void __weak pcibios_free_irq(struct pci_dev *dev)
#ifdef CONFIG_PCI_IOV
static inline bool pci_device_can_probe(struct pci_dev *pdev)
{
- return (!pdev->is_virtfn || pdev->physfn->sriov->drivers_autoprobe);
+ return (!pdev->is_virtfn || pdev->physfn->sriov->drivers_autoprobe ||
+ pdev->driver_override);
}
#else
static inline bool pci_device_can_probe(struct pci_dev *pdev)
@@ -414,6 +415,9 @@ static int pci_device_probe(struct device *dev)
struct pci_dev *pci_dev = to_pci_dev(dev);
struct pci_driver *drv = to_pci_driver(dev->driver);
+ if (!pci_device_can_probe(pci_dev))
+ return -ENODEV;
+
pci_assign_irq(pci_dev);
error = pcibios_alloc_irq(pci_dev);
@@ -421,12 +425,10 @@ static int pci_device_probe(struct device *dev)
return error;
pci_dev_get(pci_dev);
- if (pci_device_can_probe(pci_dev)) {
- error = __pci_device_probe(drv, pci_dev);
- if (error) {
- pcibios_free_irq(pci_dev);
- pci_dev_put(pci_dev);
- }
+ error = __pci_device_probe(drv, pci_dev);
+ if (error) {
+ pcibios_free_irq(pci_dev);
+ pci_dev_put(pci_dev);
}
return error;