diff --git a/nested_inline/admin.py b/nested_inline/admin.py
index f7c6d37..5dd74c9 100644
--- a/nested_inline/admin.py
+++ b/nested_inline/admin.py
@@ -127,12 +127,11 @@ def formset_has_nested_data(self, formsets):
 
     def all_valid_with_nesting(self, formsets):
         "Recursively validate all nested formsets"
-        if not all_valid(formsets):
-            return False
-
         for formset in formsets:
             if not formset.is_bound:
-                pass
+                break
+            if not formset.is_valid():
+                return False
             for form in formset:
                 if hasattr(form, 'nested_formsets'):
                     if not self.all_valid_with_nesting(form.nested_formsets):