MdeModulePkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / MdeModulePkg / Bus / Pci / UhciDxe / UhciSched.c

diff --git a/MdeModulePkg/Bus/Pci/UhciDxe/UhciSched.c b/MdeModulePkg/Bus/Pci/UhciDxe/UhciSched.c
index 90f010c9985ba0d9b8559f889be9e94d60529135..12afbec852c049a4d0fcace876138728f06e613b 100644 (file)
--- a/MdeModulePkg/Bus/Pci/UhciDxe/UhciSched.c
+++ b/MdeModulePkg/Bus/Pci/UhciDxe/UhciSched.c
@@ -2,14 +2,8 @@
 \r
   The EHCI register operation routines.\r
 \r
-Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution.  The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
 **/\r
 \r
@@ -1001,11 +995,12 @@ UhciMonitorAsyncReqList (
 \r
     //\r
     // Copy the data to temporary buffer if there are some\r
-    // data transferred. We may have zero-length packet\r
+    // data transferred. We may have zero-length packet.\r
+    // Make sure the data received from HW is no more than expected.\r
     //\r
     Data = NULL;\r
 \r
-    if (QhResult.Complete != 0) {\r
+    if ((QhResult.Complete != 0) && (QhResult.Complete <= AsyncReq->DataLen)) {\r
       Data = AllocatePool (QhResult.Complete);\r
 \r
       if (Data == NULL) {\r