UefiCpuPkg: Refine casting expression result to bigger size

[mirror_edk2.git] / UefiCpuPkg / CpuIo2Smm / CpuIo2Smm.c

diff --git a/UefiCpuPkg/CpuIo2Smm/CpuIo2Smm.c b/UefiCpuPkg/CpuIo2Smm/CpuIo2Smm.c
index 7b1ad37515ce0452c20e48b90f15d1099c1e12c6..20b8350fe4a4e189a80dd64b05bd8de65af8cc73 100644 (file)
--- a/UefiCpuPkg/CpuIo2Smm/CpuIo2Smm.c
+++ b/UefiCpuPkg/CpuIo2Smm/CpuIo2Smm.c
@@ -1,7 +1,7 @@
 /** @file\r
   Produces the SMM CPU I/O Protocol.\r
 \r
-Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2009 - 2017, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials                          \r
 are licensed and made available under the terms and conditions of the BSD License         \r
 which accompanies this distribution.  The full text of the license may be found at        \r
@@ -126,7 +126,7 @@ CpuIoCheckParameter (
   //\r
   // Check to see if Address is aligned\r
   //\r
-  if ((Address & (UINT64)(mStride[Width] - 1)) != 0) {\r
+  if ((Address & ((UINT64)mStride[Width] - 1)) != 0) {\r
     return EFI_UNSUPPORTED;\r
   }\r
 \r