AER is a PCIe-only capability, so there's no point in trying to match
a HEST PCIe structure with a non-PCIe device.
Previously, a HEST global AER bridge entry (type 8) could incorrectly
match *any* bridge, even a legacy PCI-PCI bridge, and a non-global
HEST entry could match a legacy PCI device.
Signed-off-by: Bjorn Helgaas <bhelg...@google.com>
Tested-by: Betty Dall <betty.d...@hp.com>
---
drivers/pci/pcie/aer/aerdrv_acpi.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c
b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 5194a7d..4f798ab 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -59,8 +59,7 @@ static int aer_hest_parse(struct acpi_hest_header *hest_hdr,
void *data)
p = (struct acpi_hest_aer_common *)(hest_hdr + 1);
if (p->flags & ACPI_HEST_GLOBAL) {
- if ((pci_is_pcie(info->pci_dev) &&
- pci_pcie_type(info->pci_dev) == pcie_type) || bridge)
+ if ((pci_pcie_type(info->pci_dev) == pcie_type) || bridge)
ff = !!(p->flags & ACPI_HEST_FIRMWARE_FIRST);
} else
if (hest_match_pci(p, info->pci_dev))
@@ -89,6 +88,9 @@ static void aer_set_firmware_first(struct pci_dev *pci_dev)
int pcie_aer_get_firmware_first(struct pci_dev *dev)
{
+ if (!pci_is_pcie(dev))
+ return 0;
+
if (!dev->__aer_firmware_first_valid)
aer_set_firmware_first(dev);
return dev->__aer_firmware_first;
--
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