[Beignet] [Patch V2] Runtime: correct event and the wait events compare when check event.

[Yang Rong]

When the event parament is not NULL, the event will point to a new event, so
need to check address of the event and the wait events.

V2: check the address of the event and the wait events.
Signed-off-by: Yang Rong <rong.r.yang at intel.com>
---
 src/cl_event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cl_event.c b/src/cl_event.c
index b4734b2..b344480 100644
--- a/src/cl_event.c
+++ b/src/cl_event.c
@@ -221,7 +221,7 @@ cl_int cl_event_check_waitlist(cl_uint num_events_in_wait_list,
       err = CL_EXEC_STATUS_ERROR_FOR_EVENTS_IN_WAIT_LIST;
       goto exit;
     }
-    if(event && *event == event_wait_list[i])
+    if(event && event == &event_wait_list[i])
       goto error;
     if(event_wait_list[i]->ctx != ctx)
       goto error;
-- 
1.8.3.2