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| author | Bjorn Helgaas <bhelgaas@google.com> | 2021-11-10 12:01:14 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2021-11-11 13:36:14 -0600 |
| commit | 68da4e0eaaab421f228eac57cbe7505b136464af (patch) | |
| tree | 72889ae31cb78d297553aa05af627e1430305d2a /include/linux/pci.h | |
| parent | dda4b381f05d447a0ae31e2e44aeb35d313a311f (diff) | |
| download | linux-68da4e0eaaab421f228eac57cbe7505b136464af.tar.bz2 | |
Revert "PCI: Remove struct pci_dev->driver"
This reverts commit b5f9c644eb1baafcd349ad134e2110773f8d0a38.
Revert b5f9c644eb1b ("PCI: Remove struct pci_dev->driver"), which is needed
to revert 2a4d9408c9e8 ("PCI: Use to_pci_driver() instead of
pci_dev->driver").
2a4d9408c9e8 caused a NULL pointer dereference reported by Robert Święcki.
Details in the revert of that commit.
Fixes: 2a4d9408c9e8 ("PCI: Use to_pci_driver() instead of pci_dev->driver")
Link: https://lore.kernel.org/linux-i2c/CAP145pgdrdiMAT7=-iB1DMgA7t_bMqTcJL4N0=6u8kNY3EU0dw@mail.gmail.com/
Reported-by: Robert Święcki <robert@swiecki.net>
Tested-by: Robert Święcki <robert@swiecki.net>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index b4dbcc86b3f1..e58888e21ab7 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -342,6 +342,7 @@ struct pci_dev { u16 pcie_flags_reg; /* Cached PCIe Capabilities Register */ unsigned long *dma_alias_mask;/* Mask of enabled devfn aliases */ + struct pci_driver *driver; /* Driver bound to this device */ u64 dma_mask; /* Mask of the bits of bus address this device implements. Normally this is 0xffffffff. You only need to change |