[ekohl] 71954: [SERVICES] Check for NULL pointers before derreferecing them in ScmIsSameServiceAccount(). Patch by Victor Martinez Calvo. CORE-11599 #resolve #comment Thanks a lot!

Author: ekohl
Date: Sat Jul 16 17:39:37 2016
New Revision: 71954

URL: http://svn.reactos.org/svn/reactos?rev=71954&view=rev
Log:
[SERVICES]
Check for NULL pointers before derreferecing them in ScmIsSameServiceAccount().
Patch by Victor Martinez Calvo.
CORE-11599 #resolve #comment Thanks a lot!

Modified:
    trunk/reactos/base/system/services/database.c

Modified: trunk/reactos/base/system/services/database.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/system/services/datab…
==============================================================================
--- trunk/reactos/base/system/services/database.c	[iso-8859-1] (original)
+++ trunk/reactos/base/system/services/database.c	[iso-8859-1] Sat Jul 16 17:39:37 2016
@@ -162,10 +162,16 @@
     IN PWSTR pszAccountName1,
     IN PWSTR pszAccountName2)
 {
-    if ((pszAccountName1 == NULL && pszAccountName2 == NULL) ||
-        (pszAccountName1 == NULL && wcscmp(pszAccountName2,
L"LocalSystem") == 0) ||
-        (pszAccountName2 == NULL && wcscmp(pszAccountName1,
L"LocalSystem") == 0) ||
-        (wcscmp(pszAccountName1, pszAccountName2) == 0))
+    if (pszAccountName1 == NULL && pszAccountName2 == NULL)
+        return TRUE;
+
+    if (pszAccountName1 == NULL && pszAccountName2 &&
wcscmp(pszAccountName2, L"LocalSystem") == 0)
+        return TRUE;
+
+    if (pszAccountName2 == NULL && pszAccountName1 &&
wcscmp(pszAccountName1, L"LocalSystem") == 0)
+        return TRUE;
+
+    if (pszAccountName1 && pszAccountName2 && wcscmp(pszAccountName1,
pszAccountName2) == 0)
         return TRUE;
 
     return FALSE;
@@ -196,9 +202,9 @@
     PWSTR ptr;
     DWORD dwError = ERROR_SUCCESS;
 
-    DPRINT("ScmLogonService()\n");
-
-    DPRINT("Service %S\n", pService->lpServiceName);
+    DPRINT1("ScmLogonService()\n");
+
+    DPRINT1("Service %S\n", pService->lpServiceName);
 
     if (ScmIsLocalSystemAccount(pImage->pszAccountName))
         return ERROR_SUCCESS;
@@ -222,10 +228,10 @@
         // pDomainName = computer name
     }
 
-    DPRINT("Domain: %S  User: %S\n", pDomainName, pUserName);
+    DPRINT1("Domain: %S  User: %S\n", pDomainName, pUserName);
 
     /* FIXME */
-#if 0
+#if 1
     if (!LogonUserW(pUserName,
                     pDomainName,
                     L"", // lpszPassword,