ACPI: fix acpi_hest_firmware_first_pci() caused oops
acpi_hest_firmware_first_pci() could be called when acpi is disabled and cause system oops. Signed-off-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
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@ -123,6 +123,10 @@ int acpi_hest_firmware_first_pci(struct pci_dev *pci)
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{
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acpi_status status = AE_NOT_FOUND;
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struct acpi_table_header *hest = NULL;
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if (acpi_disabled)
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return 0;
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status = acpi_get_table(ACPI_SIG_HEST, 1, &hest);
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if (ACPI_SUCCESS(status)) {
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