[gschneider] 42765: - GetConsoleAliasW: Check for invalid target buffer, failed memory allocation + set last error

Author: gschneider
Date: Tue Aug 18 15:47:02 2009
New Revision: 42765

URL: http://svn.reactos.org/svn/reactos?rev=42765&view=rev
Log:
- GetConsoleAliasW: Check for invalid target buffer, failed memory allocation + set last
error

Modified:
    trunk/reactos/dll/win32/kernel32/misc/console.c

Modified: trunk/reactos/dll/win32/kernel32/misc/console.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/misc/co…
==============================================================================
--- trunk/reactos/dll/win32/kernel32/misc/console.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/misc/console.c [iso-8859-1] Tue Aug 18 15:47:02 2009
@@ -352,6 +352,12 @@
 
     DPRINT("GetConsoleAliasW entered lpSource %S lpExeName %S\n", lpSource,
lpExeName);
 
+    if (lpTargetBuffer == NULL)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return 0;
+    }
+
     CsrRequest = MAKE_CSR_API(GET_CONSOLE_ALIAS, CSR_CONSOLE);
 
     ExeLength = wcslen(lpExeName) + 1;
@@ -361,11 +367,17 @@
 
     RequestLength = Size + sizeof(CSR_API_MESSAGE);
     Request = RtlAllocateHeap(GetProcessHeap(), 0, RequestLength);
+    if (Request == NULL)
+    {
+        SetLastError(ERROR_NOT_ENOUGH_MEMORY);
+        return 0;
+    }
 
     CaptureBuffer = CsrAllocateCaptureBuffer(1, TargetBufferLength);
     if (!CaptureBuffer)
     {
         RtlFreeHeap(GetProcessHeap(), 0, Request);
+        SetLastError(ERROR_NOT_ENOUGH_MEMORY);
         return 0;
     }