From e76b5b5e731e2d6c61ff6e6e9b2f42b20ac473d5 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@redhat.com>
Date: Thu, 18 Sep 2008 14:51:15 +0930
Subject: [PATCH] dix: calloc, not malloc, ValuatorClassRec.

For master devices, the ptraccel code could segfault on free since we'd be
dereferencing random memory. Callocing the valuatorClassRec is the easy fix.
---
 dix/devices.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dix/devices.c b/dix/devices.c
index 7e1ce3513..4f216bddd 100644
--- a/dix/devices.c
+++ b/dix/devices.c
@@ -1235,7 +1235,7 @@ InitValuatorClassDeviceStruct(DeviceIntPtr dev, int numAxes,
     if (!dev)
         return FALSE;
 
-    valc = (ValuatorClassPtr)xalloc(sizeof(ValuatorClassRec) +
+    valc = (ValuatorClassPtr)xcalloc(1, sizeof(ValuatorClassRec) +
 				    numAxes * sizeof(AxisInfo) +
 				    numAxes * sizeof(unsigned int));
     if (!valc)