summaryrefslogtreecommitdiff
path: root/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
diff options
context:
space:
mode:
Diffstat (limited to 'MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c')
-rw-r--r--MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
index ae4ea81..44b62d7 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
@@ -445,6 +445,10 @@ TerminalConInUnregisterKeyNotify (
return EFI_INVALID_PARAMETER;
}
+ if (((TERMINAL_CONSOLE_IN_EX_NOTIFY *) NotificationHandle)->Signature != TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE) {
+ return EFI_INVALID_PARAMETER;
+ }
+
TerminalDevice = TERMINAL_CON_IN_EX_DEV_FROM_THIS (This);
NotifyList = &TerminalDevice->NotifyList;