Fixed symptom: Xorg crashes with a segfault when a Xv window is moved
               leftwards, so that some parts are off the screen.
--- xf86-video-intel-2.5.1/src/i830_video.c	2008-11-13 21:18:50.000000000 +0100
+++ xf86-video-intel-2.5.1-mine/src/i830_video.c	2009-01-28 21:36:45.000000000 +0100
@@ -1448,9 +1445,6 @@ I830CopyPlanarData(ScrnInfoPtr pScrn, I8
 
     switch (pPriv->rotation) {
     case RR_Rotate_0:
-	if (srcPitch2 == dstPitch)
-	    memcpy (dst2, src2, h/2 * srcPitch2);
-	else
 	    for (i = 0; i < h / 2; i++) {
 		memcpy(dst2, src2, w / 2);
 		src2 += srcPitch2;
@@ -1507,9 +1501,6 @@ I830CopyPlanarData(ScrnInfoPtr pScrn, I8
 
     switch (pPriv->rotation) {
     case RR_Rotate_0:
-	if (srcPitch2 == dstPitch)
-	    memcpy (dst3, src3, srcPitch2 * h/2);
-	else
 	    for (i = 0; i < h / 2; i++) {
 		memcpy(dst3, src3, w / 2);
 		src3 += srcPitch2;