Signed-off-by: Chase Douglas <[email protected]>
---
 dix/touch.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/dix/touch.c b/dix/touch.c
index dd16367..401cb98 100644
--- a/dix/touch.c
+++ b/dix/touch.c
@@ -966,6 +966,11 @@ TouchListenerAcceptReject(DeviceIntPtr dev, 
TouchPointInfoPtr ti, int listener,
     int nev;
     int i;
 
+    BUG_WARN(listener < 0);
+    BUG_WARN(listener >= ti->num_listeners);
+    if (listener < 0 || listener >= ti->num_listeners)
+        return BadMatch;
+
     if (listener > 0) {
         if (mode == XIRejectTouch)
             TouchRejected(dev, ti, ti->listeners[listener].listener, NULL);
-- 
1.7.9.1

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