[greatlrd] 33009: Fix frist issue with ms dxg.sys check if hdc is null or not.

Author: greatlrd
Date: Thu Apr 17 16:08:39 2008
New Revision: 33009

URL: http://svn.reactos.org/svn/reactos?rev=33009&view=rev
Log:
Fix frist issue with ms dxg.sys
check if hdc is null or not. 

Modified:
    trunk/reactos/subsystems/win32/win32k/ntddraw/ddraw.c

Modified: trunk/reactos/subsystems/win32/win32k/ntddraw/ddraw.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/nt…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntddraw/ddraw.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntddraw/ddraw.c [iso-8859-1] Thu Apr 17 16:08:39
2008
@@ -130,6 +130,12 @@
     NTSTATUS Status;
     PEPROCESS Proc = NULL;
     INT i=0;
+    
+    if (hdc == NULL)
+    {
+        DPRINT1("Warning : hdc is NULL\n");
+        return 0;
+    }
 
     /* FIXME get the process data */
     /* FIXME this code should be add where the driver being load */