From e6c699dedcd6f3b5db497fe2d226806ca4bbe683 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@redhat.com>
Date: Wed, 8 Oct 2008 14:35:12 +1030
Subject: Stricter value checking for property changes.

---
 src/emuMB.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'src/emuMB.c')

diff --git a/src/emuMB.c b/src/emuMB.c
index 7dce38a..5de5227 100644
--- a/src/emuMB.c
+++ b/src/emuMB.c
@@ -391,9 +391,18 @@ EvdevMBEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val)
     EvdevPtr     pEvdev = pInfo->private;
 
     if (atom == prop_mbemu)
+    {
+        if (val->format != 8 || val->size != 1 || val->type != XA_INTEGER)
+            return BadMatch;
+
         pEvdev->emulateMB.enabled = *((BOOL*)val->data);
-    else if (atom == prop_mbtimeout)
+    } else if (atom == prop_mbtimeout)
+    {
+        if (val->format != 16 || val->size != 1 || val->type != XA_INTEGER)
+            return BadMatch;
+
         pEvdev->emulateMB.timeout = *((INT16*)val->data);
+    }
 
     return Success;
 }
-- 
cgit v1.2.3