Add device abstraction code for the UEFI Console and UEFI Shell-based file systems.

[mirror_edk2.git] / StdLib / LibC / Stdio / setvbuf.c

diff --git a/StdLib/LibC/Stdio/setvbuf.c b/StdLib/LibC/Stdio/setvbuf.c
index 3ea96ff6da6bcd7c6df3697039772a775f9b5e52..9e01ea9dc1f693b688799fca6a075cd3ea28dfb9 100644 (file)
--- a/StdLib/LibC/Stdio/setvbuf.c
+++ b/StdLib/LibC/Stdio/setvbuf.c
@@ -1,11 +1,11 @@
 /** @file\r
     Implementation of setvbuf as declared in <stdio.h>.\r
 \r
-    Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r
+    Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>\r
     This program and the accompanying materials are licensed and made available\r
     under the terms and conditions of the BSD License that accompanies this\r
     distribution.  The full text of the license may be found at\r
-    http://opensource.org/licenses/bsd-license.php.\r
+    http://opensource.org/licenses/bsd-license.\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
@@ -67,6 +67,10 @@ setvbuf(FILE *fp, char *buf, int mode, size_t size)
 \r
   _DIAGASSERT(fp != NULL);\r
   /* buf may be NULL */\r
+  if(fp == NULL) {\r
+    errno = EINVAL;\r
+    return (EOF);\r
+  }\r
 \r
   /*\r
    * Verify arguments.  The `int' limit on `size' is due to this\r