Allow regular code push for developers if the protected branch allows it.

app/models/project.rb

@@ -470,6 +470,10 @@ class Project < ActiveRecord::Base
     protected_branches_names.include?(branch_name)
   end
 
+  def developers_can_push_to_protected_branch?(branch_name)
+    protected_branches.map{ |pb| pb.developers_can_push if pb.name == branch_name }.compact.first
+  end
+
   def forked?
     !(forked_project_link.nil? || forked_project_link.forked_from_project.nil?)
   end

lib/gitlab/git_access.rb

@@ -85,6 +85,8 @@ module Gitlab
                    # and we dont allow remove of protected branch
                  elsif newrev == Gitlab::Git::BLANK_SHA
                    :remove_protected_branches
+                 elsif project.developers_can_push_to_protected_branch?(branch_name(ref))
+                   :push_code
                  else
                    :push_code_to_protected_branches
                  end