Fix comparisons of enumerated types which may cause warnings for some compilers.

[mirror_edk2.git] / IntelFrameworkModulePkg / Universal / CpuIoDxe / CpuIo.c

diff --git a/IntelFrameworkModulePkg/Universal/CpuIoDxe/CpuIo.c b/IntelFrameworkModulePkg/Universal/CpuIoDxe/CpuIo.c
index 3865a7cfe0d91d0c92684eab73de852ef1327db5..e48b6382ff2c9aa1ce10ac3e3ae355ca967284af 100644 (file)
--- a/IntelFrameworkModulePkg/Universal/CpuIoDxe/CpuIo.c
+++ b/IntelFrameworkModulePkg/Universal/CpuIoDxe/CpuIo.c
@@ -1,7 +1,7 @@
 /** @file\r
   Uses the services of the I/O Library to produce the CPU I/O Protocol\r
 \r
-Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2004 - 2012, 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
@@ -116,7 +116,7 @@ CpuIoCheckParameter (
   //\r
   // Check to see if Width is in the valid range\r
   //\r
-  if (Width < 0 || Width >= EfiCpuIoWidthMaximum) {\r
+  if ((UINT32)Width >= EfiCpuIoWidthMaximum) {\r
     return EFI_INVALID_PARAMETER;\r
   }\r
 \r