Commit 4bdae98f authored Apr 08, 2010 by Shaohua Li Committed by Len Brown May 06, 2010

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>

parent 97c227cb

drivers/acpi/hest.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -123,6 +123,10 @@ int acpi_hest_firmware_first_pci(struct pci_dev *pci)
		{
		acpi_status status = AE_NOT_FOUND;
		struct acpi_table_header *hest = NULL;

		if (acpi_disabled)
		return 0;

		status = acpi_get_table(ACPI_SIG_HEST, 1, &hest);

		if (ACPI_SUCCESS(status)) {