Don't ignore user defined EXTRA_DATA.

diff --git a/social_auth/backends/__init__.py b/social_auth/backends/__init__.py
index a9fe2fd4060053b8ea10d62ef2cdf8bc1eda247f..a179c65eaf4422907f826f828b4ef01d600b9c3c 100644 (file)
--- a/social_auth/backends/__init__.py
+++ b/social_auth/backends/__init__.py
@@ -292,7 +292,7 @@ class OAuthBackend(SocialAuthBackend):
         extra_data field"""
         data = {'access_token': response.get('access_token', '')}
         name = self.name.replace('-', '_').upper()
-        names = self.EXTRA_DATA or [] + _setting(name + '_EXTRA_DATA', [])
+        names = (self.EXTRA_DATA or []) + _setting(name + '_EXTRA_DATA', [])
         data.update((alias, response.get(name)) for name, alias in names)
         return data