diff -Nurpa -x '*~' -x '*.orig' -x '*.rej' -x '*.swp' xf86-video-sis-0.9.1/src/sis_video.c xf86-video-sis-0.9.1/src/sis_video.c
--- xf86-video-sis-0.9.1/src/sis_video.c	2013-04-28 15:35:31.952780428 +0300
+++ xf86-video-sis-0.9.1/src/sis_video.c	2013-04-28 15:36:33.947466794 +0300
@@ -1125,7 +1125,7 @@ SISSetupImageVideo(ScreenPtr pScreen)
     adapt->GetPortAttribute = SISGetPortAttribute;
     adapt->QueryBestSize = SISQueryBestSize;
     adapt->PutImage = SISPutImage;
-    adapt->ReputImage = SISReputImage;
+    adapt->ReputImage = NULL;
     adapt->QueryImageAttributes = SISQueryImageAttributes;
 
     /* gotta uninit this someplace */