Fix Git access check.

lib/gitlab/git_access.rb

@@ -102,9 +102,8 @@ module Gitlab
     end
 
     def user_push_access_check(changes)
-      if ::License.block_changes?
-        message = ::LicenseHelper.license_message(signed_in: true, is_admin: (user && user.is_admin?))
-        return build_status_object(false, message)
+      unless user && user_allowed?
+        return build_status_object(false, "You don't have access")
       end
 
       if changes.blank?
@@ -115,6 +114,11 @@ module Gitlab
         return build_status_object(false, "Repository does not exist")
       end
       
+      if ::License.block_changes?
+        message = ::LicenseHelper.license_message(signed_in: true, is_admin: (user && user.is_admin?))
+        return build_status_object(false, message)
+      end
+
       changes = changes.lines if changes.kind_of?(String)
 
       # Iterate over all changes to find if user allowed all of them to be applied