free allocated memory in error handler.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9173 6f19259b-4bc3-4df7-8a09-765794883524
2009-08-24 06:24:24 +00:00
parent 95ba3c4150
commit 16a97771ad
2 changed files with 9 additions and 0 deletions
--- a/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
+++ b/MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c
@@ -598,6 +598,9 @@ SetKeyboardLayoutEvent (
  UINT8                     KeyCode;

  UsbKeyboardDevice = (USB_KB_DEV *) Context;
+  if (UsbKeyboardDevice->Signature != USB_KB_DEV_SIGNATURE) {
+    return;
+  }

  //
  // Try to get current keyboard layout from HII database