[1.6.x] Fixed #23604 -- Allowed related m2m fields to be references in the admin.

Thanks Simon Charette for review.

Backport of a24cf21722 from master

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/admin_views/models.py b/tests/admin_views/models.py
index 91b4aa7f1d..7b8af6f8d2 100644
--- a/tests/admin_views/models.py
+++ b/tests/admin_views/models.py
@@ -716,3 +716,12 @@ class InlineReference(models.Model):
 class InlineReferer(models.Model):
     refs = models.ManyToManyField(InlineReference)
 
+
+# Models for #23604
+class Recipe(models.Model):
+    name = models.CharField(max_length=20)
+
+
+class Ingredient(models.Model):
+    name = models.CharField(max_length=20)
+    recipes = models.ManyToManyField('Recipe', related_name='ingredients')