OvmfPkg/PciHostBridgeLib: clear PCI aperture vars for (re)init

[mirror_edk2.git] / OvmfPkg / Library / PciHostBridgeLib / PciHostBridgeLib.c

diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
index ff837035cafff74a015986dd4343f4d8d74a9e99..65d0ef9252c55d09ca475de041c8e53b1a6d2825 100644 (file)
--- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
+++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
@@ -221,6 +221,10 @@ PciHostBridgeGetRootBridges (
     return ScanForRootBridges (Count);\r
   }\r
 \r
+  ZeroMem (&Io, sizeof (Io));\r
+  ZeroMem (&Mem, sizeof (Mem));\r
+  ZeroMem (&MemAbove4G, sizeof (MemAbove4G));\r
+\r
   Attributes = EFI_PCI_ATTRIBUTE_IDE_PRIMARY_IO |\r
     EFI_PCI_ATTRIBUTE_IDE_SECONDARY_IO |\r
     EFI_PCI_ATTRIBUTE_ISA_IO_16 |\r