MdeModulePkg/PciSioSerialDxe:bitwise operation have same width operands

[mirror_edk2.git] / MdeModulePkg / Bus / Pci / PciSioSerialDxe / Serial.c

diff --git a/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c b/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
index e8cefecd8d2d810dc740565ef1d659d4f53d5291..aeafee247c9b11c2755b16c161043112739a3019 100644 (file)
--- a/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
+++ b/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
@@ -982,7 +982,7 @@ SerialControllerDriverStart (
             &Supports\r
             );\r
           if (!EFI_ERROR (Status)) {\r
-            Supports &= EFI_PCI_IO_ATTRIBUTE_IO | EFI_PCI_IO_ATTRIBUTE_MEMORY;\r
+            Supports &= (UINT64)(EFI_PCI_IO_ATTRIBUTE_IO | EFI_PCI_IO_ATTRIBUTE_MEMORY);\r
             Status = ParentIo.PciIo->Attributes (\r
               ParentIo.PciIo,\r
               EfiPciIoAttributeOperationEnable,\r