--- xc/programs/Xserver/hw/xfree86/drivers/mga/mga_storm.c~	2004-12-28 18:24:50.000000000 +0100
+++ xc/programs/Xserver/hw/xfree86/drivers/mga/mga_storm.c	2004-12-28 18:24:50.000000000 +0100
@@ -1077,7 +1077,7 @@
     CHECK_DMA_QUIESCENT(pMga, pScrn);
 
     /* MGAISBUSY() reportedly causes a freeze for Mystique revision 2 and older */
-    if (!(pMga->Chipset == PCI_CHIP_MGA1064 && (pMga->ChipRev >= 0 && pMga->ChipRev <= 2)))
+    if (!(pMga->Chipset == PCI_CHIP_MGA1064 && (pMga->ChipRev >= 0 && pMga->ChipRev < 2)))
 	while(MGAISBUSY());
     /* flush cache before a read (mga-1064g 5.1.6) */
     OUTREG8(MGAREG_CRTC_INDEX, 0);