Xi: Verify all events in ProcXSendExtensionEvent.

The requirement is that events have type in range
EXTENSION_EVENT_BASE..lastEvent, but it was tested
only for first event of all.

Signed-off-by: Michal Srb <msrb@suse.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
(cherry picked from commit 8caed4df36b1f802b4992edcfd282cbeeec35d9d)

1 files changed, 7 insertions, 5 deletions

diff --git a/Xi/sendexev.c b/Xi/sendexev.c
index c9b7dde7c..365c791e8 100644
--- a/Xi/sendexev.c
+++ b/Xi/sendexev.c
@@ -117,7 +117,7 @@ SProcXSendExtensionEvent(ClientPtr client)
 int
 ProcXSendExtensionEvent(ClientPtr client)
 {
-    int ret;
+    int ret, i;
     DeviceIntPtr dev;
     xEvent *first;
     XEventClass *list;
@@ -141,10 +141,12 @@ ProcXSendExtensionEvent(ClientPtr client)
     /* The client's event type must be one defined by an extension. */
 
     first = ((xEvent *) &stuff[1]);
-    if (!((EXTENSION_EVENT_BASE <= first->u.u.type) &&
-          (first->u.u.type < lastEvent))) {
-        client->errorValue = first->u.u.type;
-        return BadValue;
+    for (i = 0; i < stuff->num_events; i++) {
+        if (!((EXTENSION_EVENT_BASE <= first[i].u.u.type) &&
+            (first[i].u.u.type < lastEvent))) {
+            client->errorValue = first[i].u.u.type;
+            return BadValue;
+        }
     }
 
     list = (XEventClass *) (first + stuff->num_events);