Handling for invalid event argument

Signed-off-by: Kanhaiya Singh <[email protected]>

Author: kanhaiyasingh56

level_zero/tools/source/sysman/events/linux/os_events_imp.cpp

@@ -97,6 +97,9 @@ bool LinuxEventsImp::eventListen(zes_event_type_flags_t &pEvent, uint32_t timeou
 }
 
 ze_result_t LinuxEventsImp::eventRegister(zes_event_type_flags_t events) {
+    if (0x7fff < events) {
+        return ZE_RESULT_ERROR_INVALID_ENUMERATION;
+    }
     registeredEvents = events;
     if (registeredEvents & ZES_EVENT_TYPE_FLAG_MEM_HEALTH) {
         memHealthAtEventRegister = currentMemHealth();

level_zero/tools/test/unit_tests/sources/sysman/events/linux/test_zes_events.cpp

@@ -211,5 +211,12 @@ TEST_F(SysmanEventsFixture, GivenValidDeviceHandleWhenListeningForMemHealthEvent
     delete[] pDeviceEvents;
 }
 
+TEST_F(SysmanEventsFixture, GivenValidDeviceHandleWhenListeningForAListOfEventsThenEventRegisterAPIReturnsProperErrorCodeInCaseEventsAreInvalid) {
+    zes_event_type_flags_t events1 = 0x7ffe;
+    EXPECT_EQ(ZE_RESULT_SUCCESS, zesDeviceEventRegister(device->toHandle(), events1));
+    zes_event_type_flags_t events2 = 0x1e240;
+    EXPECT_EQ(ZE_RESULT_ERROR_INVALID_ENUMERATION, zesDeviceEventRegister(device->toHandle(), events2));
+}
+
 } // namespace ult
 } // namespace L0