From 5ab230373909541945d373252a3f244b68a6f7af Mon Sep 17 00:00:00 2001
From: Fedora X Ninjas <x@fedoraproject.org>
Date: Mon, 6 Oct 2008 11:43:05 +1000
Subject: [PATCH] exa: fix case where glyphs get flushed on last loop of previous cycle.

we segfault here in exaCompositeRects as we have no source as already
flushed just before the loop finished.
---
 exa/exa_glyphs.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/exa/exa_glyphs.c b/exa/exa_glyphs.c
index b23e7f6..2efc42d 100644
--- a/exa/exa_glyphs.c
+++ b/exa/exa_glyphs.c
@@ -872,11 +872,13 @@ exaGlyphs (CARD8 	 op,
 	list++;
     }
     
-    if (maskFormat)
-	exaGlyphsToMask(pMask, &buffer);
-    else
-	exaGlyphsToDst(op, pSrc, pDst, &buffer,
-		       xSrc, ySrc, xDst, yDst);
+    if (buffer.count && buffer.source) {
+        if (maskFormat)
+	    exaGlyphsToMask(pMask, &buffer);
+        else
+	    exaGlyphsToDst(op, pSrc, pDst, &buffer,
+		           xSrc, ySrc, xDst, yDst);
+    }
     
     if (maskFormat)
     {
-- 
1.5.5.1