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Commit d3578ef7 authored by Bjorn Helgaas's avatar Bjorn Helgaas Committed by Jesse Barnes
Browse files

x86/PCI: MMCONFIG: step through MCFG table, not pci_mmcfg_config[] 



Step through the ACPI MCFG table, not pci_mmcfg_config[].  No functional
change, but simplifies future patches that encapsulate pci_mmcfg_config[].

Reviewed-by: default avatarYinghai Lu <yinghai@kernel.org>
Signed-off-by: default avatarBjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent e823d6ff

arch/x86/pci/mmconfig-shared.c

+4 −1
Original line number Diff line number Diff line
@@ -554,6 +554,7 @@ static int __init acpi_mcfg_check_entry(struct acpi_table_mcfg *mcfg, 
static int __init pci_parse_mcfg(struct acpi_table_header *header)

{

	struct acpi_table_mcfg *mcfg;

	struct acpi_mcfg_allocation *cfg_table, *cfg;

	unsigned long i;

	int entries, config_size;
@@ -586,8 +587,10 @@ static int __init pci_parse_mcfg(struct acpi_table_header *header) 
	memcpy(pci_mmcfg_config, &mcfg[1], config_size);

	pci_mmcfg_config_num = entries;



	cfg_table = (struct acpi_mcfg_allocation *) &mcfg[1];

	for (i = 0; i < entries; i++) {

		if (acpi_mcfg_check_entry(mcfg, &pci_mmcfg_config[i])) {

		cfg = &cfg_table[i];

		if (acpi_mcfg_check_entry(mcfg, cfg)) {

			kfree(pci_mmcfg_config);

			pci_mmcfg_config_num = 0;

			return -ENODEV;