diff --git a/ChangeLog b/ChangeLog
index 11c0ecf15..d12e08ae8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-04-06  Adam Jackson  <ajax@freedesktop.org>
+
+	* hw/dmx/glxProxy/glxsingle.c:
+	Coverity #769: Fix a potential memory leak for systems that 
+	allocate on malloc(0)
+
 2006-04-06  Adam Jackson  <ajax@freedesktop.org>
 
 	* hw/xfree86/common/xf86Config.c:
diff --git a/hw/dmx/glxProxy/glxsingle.c b/hw/dmx/glxProxy/glxsingle.c
index 5a8f72736..e353263a7 100644
--- a/hw/dmx/glxProxy/glxsingle.c
+++ b/hw/dmx/glxProxy/glxsingle.c
@@ -801,7 +801,7 @@ int __glXDisp_ReadPixels(__GLXclientState *cl, GLbyte *pc)
     }
 
     buf_size = __glReadPixels_size(format,type,width,height, &ebits, &rowsize);
-    if (buf_size >= 0) {
+    if (buf_size > 0) {
        buf = (char *) Xalloc( buf_size );
        if ( !buf ) {
 	  return( BadAlloc );