diff --git a/dix/events.c b/dix/events.c
index 78663ea0b..b5b052181 100644
--- a/dix/events.c
+++ b/dix/events.c
@@ -2065,6 +2065,7 @@ DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent
 	GrabRec tempGrab;
         OtherInputMasks *inputMasks;
 
+        memset(&tempGrab, 0, sizeof(GrabRec));
         tempGrab.next = NULL;
 	tempGrab.device = pDev;
 	tempGrab.resource = client->clientAsMask;