[akhaldi] 67446: [USERENV] Check for invalid parameters in Get{Profiles, UserProfile}Directory{A, W}. Fixes userenv:userenv test crash.

Author: akhaldi
Date: Sun Apr 26 19:17:51 2015
New Revision: 67446

URL: http://svn.reactos.org/svn/reactos?rev=67446&view=rev
Log:
[USERENV] Check for invalid parameters in Get{Profiles,UserProfile}Directory{A,W}. Fixes
userenv:userenv test crash.

Modified:
    trunk/reactos/dll/win32/userenv/profile.c

Modified: trunk/reactos/dll/win32/userenv/profile.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/userenv/profile.…
==============================================================================
--- trunk/reactos/dll/win32/userenv/profile.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/win32/userenv/profile.c	[iso-8859-1] Sun Apr 26 19:17:51 2015
@@ -672,6 +672,12 @@
     LPWSTR lpBuffer;
     BOOL bResult;
 
+    if (!lpProfileDir || !lpcchSize)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
+
     lpBuffer = GlobalAlloc(GMEM_FIXED,
                            *lpcchSize * sizeof(WCHAR));
     if (lpBuffer == NULL)
@@ -708,6 +714,12 @@
     HKEY hKey;
     LONG Error;
 
+    if (!lpcchSize)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
+
     Error = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
                           L"SOFTWARE\\Microsoft\\Windows
NT\\CurrentVersion\\ProfileList",
                           0,
@@ -774,6 +786,12 @@
 {
     LPWSTR lpBuffer;
     BOOL bResult;
+
+    if (!lpProfileDir || !lpcchSize)
+    {
+        SetLastError( ERROR_INVALID_PARAMETER );
+        return FALSE;
+    }
 
     lpBuffer = GlobalAlloc(GMEM_FIXED,
                            *lpcchSize * sizeof(WCHAR));
@@ -814,6 +832,12 @@
     DWORD dwLength;
     HKEY hKey;
     LONG Error;
+
+    if (!lpcchSize)
+    {
+        SetLastError( ERROR_INVALID_PARAMETER );
+        return FALSE;
+    }
 
     if (!GetUserSidStringFromToken(hToken,
                                    &SidString))