[tkreuzer] 56994: [WIN32K] Check if the dc surface is NULL instead of ASSERTing

Author: tkreuzer
Date: Mon Jul 30 11:09:31 2012
New Revision: 56994

URL: http://svn.reactos.org/svn/reactos?rev=56994&view=rev
Log:
[WIN32K]
Check if the dc surface is NULL instead of ASSERTing

Modified:
    trunk/reactos/win32ss/gdi/ntgdi/line.c

Modified: trunk/reactos/win32ss/gdi/ntgdi/line.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/line.c?r…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/line.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/line.c [iso-8859-1] Mon Jul 30 11:09:31 2012
@@ -233,6 +233,12 @@
     LONG i;
     PDC_ATTR pdcattr = dc->pdcattr;
 
+    psurf = dc->dclevel.pSurface;
+    if (!psurf)
+    {
+        return FALSE;
+    }
+
     if (PATH_IsPathOpen(dc->dclevel))
         return PATH_Polyline(dc, pt, Count);
 
@@ -254,11 +260,6 @@
         Points = EngAllocMem(0, Count * sizeof(POINT), GDITAG_TEMP);
         if (Points != NULL)
         {
-            psurf = dc->dclevel.pSurface;
-            /* FIXME: psurf can be NULL!!!!
-               Don't assert but handle this case gracefully! */
-            ASSERT(psurf);
-
             RtlCopyMemory(Points, pt, Count * sizeof(POINT));
             IntLPtoDP(dc, Points, Count);