Employ discard_events_on_rollback() under AvailableObjectsView

netbox/ipam/api/views.py

@@ -19,7 +19,7 @@ from ipam import filtersets
 from ipam.models import *
 from ipam.utils import get_next_available_prefix
 from netbox.api.viewsets import NetBoxModelViewSet
-from netbox.api.viewsets.mixins import ObjectValidationMixin
+from netbox.api.viewsets.mixins import ObjectValidationMixin, discard_events_on_rollback
 from netbox.config import get_config
 from netbox.constants import ADVISORY_LOCK_KEYS
 from utilities.api import get_serializer_for_model
@@ -295,8 +295,9 @@ class AvailableObjectsView(ObjectValidationMixin, APIView):
                 return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
 
             # Create the new IP address(es)
+            using = router.db_for_write(self.queryset.model)
             try:
-                with transaction.atomic(using=router.db_for_write(self.queryset.model)):
+                with transaction.atomic(using=using), discard_events_on_rollback(self, using=using):
                     created = serializer.save()
                     self._validate_objects(created)
             except ObjectDoesNotExist: