diff -u -r1.22 fbcompose.c
--- programs/Xserver/fb/fbcompose.c	7 Sep 2005 01:30:23 -0000	1.22
+++ programs/Xserver/fb/fbcompose.c	15 Sep 2005 13:29:15 -0000
@@ -3198,10 +3198,10 @@
                                 FbBits *b = bits + (ty + pict->pDrawable->y)*stride;
                                 CARD32 c = fetch(b, tx + pict->pDrawable->x, indexed);
 
-                                srtot += Red(c) * *p;
-                                sgtot += Green(c) * *p;
-                                sbtot += Blue(c) * *p;
-                                satot += Alpha(c) * *p;
+                                srtot += (Red(c) * *p) >> XFIXED_BITS;
+                                sgtot += (Green(c) * *p) >> XFIXED_BITS;
+                                sbtot += (Blue(c) * *p) >> XFIXED_BITS;
+                                satot += (Alpha(c) * *p) >> XFIXED_BITS;
                             }
                         }
                         p++;