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authorrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2010-03-16 06:22:05 +0000
committerrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2010-03-16 06:22:05 +0000
commit3dd405becfcfe5867881d311f5fb492f24378fac (patch)
treef6645565234f041a27809f077aff09739029e496
parent852d89119109fd27d58278988a0060a13559e894 (diff)
downloadedk2-platforms-3dd405becfcfe5867881d311f5fb492f24378fac.tar.xz
Fix a bug in SetupBrowserDxe driver when check current user's access setup permission. EFI_USER_INFO_ACCESS_CONTROL.Size may be equal to sizeof (EFI_USER_INFO_ACCESS_CONTROL) because of no extra data.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10254 6f19259b-4bc3-4df7-8a09-765794883524
-rw-r--r--MdeModulePkg/Universal/SetupBrowserDxe/Expression.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
index 45ec96edf1..710eafca5c 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
@@ -1528,7 +1528,7 @@ CheckUserPrivilege (
RemainSize = UserInfo->InfoSize - sizeof (EFI_USER_INFO);
AccessControl = (EFI_USER_INFO_ACCESS_CONTROL *)(UserInfo + 1);
while (RemainSize >= sizeof (EFI_USER_INFO_ACCESS_CONTROL)) {
- if (RemainSize < AccessControl->Size || AccessControl->Size <= sizeof (EFI_USER_INFO_ACCESS_CONTROL)) {
+ if (RemainSize < AccessControl->Size || AccessControl->Size < sizeof (EFI_USER_INFO_ACCESS_CONTROL)) {
break;
}
if (AccessControl->Type == EFI_USER_INFO_ACCESS_SETUP) {