Roll back change to previous version. Language should be compared as the exact match.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11398 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 1 insertions, 14 deletions

diff --git a/MdeModulePkg/Universal/HiiDatabaseDxe/String.c b/MdeModulePkg/Universal/HiiDatabaseDxe/String.c
index d0d13f1de7..eeac9c2087 100644
--- a/MdeModulePkg/Universal/HiiDatabaseDxe/String.c
+++ b/MdeModulePkg/Universal/HiiDatabaseDxe/String.c
@@ -1973,18 +1973,5 @@ HiiCompareLanguage (
   // When languages are exactly same, they will be identical. 

   //

   Language2Len = AsciiStrLen (Language2);

-  if (AsciiStrnCmp (Language2, Language1, Language2Len) == 0) {

-    return TRUE;

-  }

-  

-  //

-  // When Language1 is the sub tag of Language2, they will also be regarded as identical.

-  // This is added to support current Shell. Shell string package uses "en" as language name. 

-  // But, it may use platform language "en-US" to get string value.

-  //

-  if (AsciiStrStr (Language2, Language1) == Language2) {

-    return TRUE;

-  }

-  

-  return FALSE;

+  return  (BOOLEAN) (AsciiStrnCmp (Language1, Language2, Language2Len) == 0);

 }