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| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-03-04 04:31:46 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-03-04 04:31:46 +0000 |
| commit | 0dc99784366897508ea0309df6e2a75f85662fcc (patch) | |
| tree | 8b8220dc6325829c733c69c28d0d8aa264439e0d /IntelFrameworkModulePkg | |
| parent | ea43036162630d567798bf763c80f1a1acc1d132 (diff) | |
| download | edk2-0dc99784366897508ea0309df6e2a75f85662fcc.tar.gz edk2-0dc99784366897508ea0309df6e2a75f85662fcc.tar.bz2 edk2-0dc99784366897508ea0309df6e2a75f85662fcc.zip | |
add check for invalid handle.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7795 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'IntelFrameworkModulePkg')
| -rw-r--r-- | IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c b/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c index 637d054953..b1d4fa2fdb 100644 --- a/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c +++ b/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c @@ -684,7 +684,11 @@ KeyboardUnregisterKeyNotify ( if (NotificationHandle == NULL) {
return EFI_INVALID_PARAMETER;
}
-
+
+ if (((KEYBOARD_CONSOLE_IN_EX_NOTIFY *) NotificationHandle)->Signature != KEYBOARD_CONSOLE_IN_EX_NOTIFY_SIGNATURE) {
+ return EFI_INVALID_PARAMETER;
+ }
+
ConsoleInDev = TEXT_INPUT_EX_KEYBOARD_CONSOLE_IN_DEV_FROM_THIS (This);
//
|