From: Andrew Morton <akpm@linux-foundation.org>

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/i386/pci/mmconfig-shared.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff -puN arch/x86_64/pci/mmconfig.c~after-before-x86_64-mm-mmconfig-share arch/x86_64/pci/mmconfig.c
diff -puN arch/i386/pci/mmconfig-shared.c~after-before-x86_64-mm-mmconfig-share arch/i386/pci/mmconfig-shared.c
--- a/arch/i386/pci/mmconfig-shared.c~after-before-x86_64-mm-mmconfig-share
+++ a/arch/i386/pci/mmconfig-shared.c
@@ -245,7 +245,8 @@ void __init pci_mmcfg_init(int type)
 		known_bridge = 1;
 
 	if (!known_bridge) {
-		acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg);
+		if (acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg))
+			return;
 		pci_mmcfg_reject_broken(type);
 	}
 
_