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Get the language string before use it to avoid reuse freed buffer. 

Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14241 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
ydong10 2013-04-03 07:18:39 +00:00
parent 2426f6669f
commit de12ae821c
1 changed files with 7 additions and 4 deletions
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11
IntelFrameworkModulePkg/Universal/BdsDxe/FrontPage.c
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@ -399,10 +399,10 @@ InitializeFrontPage (
CurrentLang = GetEfiGlobalVariable (L"PlatformLang");
if (gFrontPagePrivate.LanguageToken == NULL) {
//
// Get Support language list from variable.
//
//
// Get Support language list from variable.
//
if (mLanguageString == NULL){
mLanguageString = GetEfiGlobalVariable (L"PlatformLangCodes");
if (mLanguageString == NULL) {
mLanguageString = AllocateCopyPool (
@ -411,7 +411,9 @@ InitializeFrontPage (
);
ASSERT (mLanguageString != NULL);
}
}
if (gFrontPagePrivate.LanguageToken == NULL) {
//
// Count the language list number.
//
@ -1223,6 +1225,7 @@ PlatformBdsEnterFrontPage (
if (mLanguageString != NULL) {
FreePool (mLanguageString);
mLanguageString = NULL;
}
//
//Will leave browser, check any reset required change is applied? if yes, reset system