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-rw-r--r--arch/x86/pci/acpi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 2d88f7c6d6ac..7e35078673a4 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -77,6 +77,9 @@ count_resource(struct acpi_resource *acpi_res, void *data)
struct acpi_resource_address64 addr;
acpi_status status;
+ if (info->res_num >= PCI_BUS_NUM_RESOURCES)
+ return AE_OK;
+
status = resource_to_addr(acpi_res, &addr);
if (ACPI_SUCCESS(status))
info->res_num++;
@@ -93,6 +96,9 @@ setup_resource(struct acpi_resource *acpi_res, void *data)
unsigned long flags;
struct resource *root;
+ if (info->res_num >= PCI_BUS_NUM_RESOURCES)
+ return AE_OK;
+
status = resource_to_addr(acpi_res, &addr);
if (!ACPI_SUCCESS(status))
return AE_OK;