Fix attribute name

weblate/trans/models.py

@@ -639,7 +639,7 @@ class SubProject(models.Model):
         '''
         Returns subproject for linked repo.
         '''
-        return SubProject.get_linked(self.repo)
+        return SubProject.objects.get_linked(self.repo)
 
     @property
     def git_repo(self):

weblate/trans/validators.py

@@ -67,7 +67,7 @@ def validate_repo(val):
     '''
     from weblate.trans.models import SubProject
     try:
-        repo = SubProject.get_linked(val)
+        repo = SubProject.objects.get_linked(val)
         if repo is not None and repo.is_repo_link():
             raise ValidationError(_('Can not link to linked repository!'))
     except SubProject.DoesNotExist: