3 files changed, 9 insertions, 6 deletions
diff --git a/app/controllers/projects/issues_controller.rb b/app/controllers/projects/issues_controller.rb
index 97485c101fb..cc8321d97ad 100644
--- a/app/controllers/projects/issues_controller.rb
+++ b/app/controllers/projects/issues_controller.rb
@@ -14,6 +14,9 @@ class Projects::IssuesController < Projects::ApplicationController
   # Allow issues bulk update
   before_action :authorize_admin_issues!, only: [:bulk_update]
 
+  # Cross-reference merge requests
+  before_action :closed_by_merge_requests, only: [:show]
+
   respond_to :html
 
   def index
@@ -112,6 +115,10 @@ class Projects::IssuesController < Projects::ApplicationController
     render nothing: true
   end
 
+  def closed_by_merge_requests
+    @closed_by_merge_requests ||= @issue.closed_by_merge_requests(current_user)
+  end
+
   protected
 
   def issue
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 98df6984bf7..0d9c5461959 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -259,7 +259,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @commits = @merge_request.commits
 
     @merge_request_diff = @merge_request.merge_request_diff
-    
+
     if @merge_request.locked_long_ago?
       @merge_request.unlock_mr
       @merge_request.close
diff --git a/app/controllers/projects/milestones_controller.rb b/app/controllers/projects/milestones_controller.rb
index 86f4a02a6e9..15506bd677a 100644
--- a/app/controllers/projects/milestones_controller.rb
+++ b/app/controllers/projects/milestones_controller.rb
@@ -75,11 +75,7 @@ class Projects::MilestonesController < Projects::ApplicationController
   end
 
   def sort_issues
-    @issues = @milestone.issues.where(id: params['sortable_issue'])
-    @issues.each do |issue|
-      issue.position = params['sortable_issue'].index(issue.id.to_s) + 1
-      issue.save
-    end
+    @milestone.sort_issues(params['sortable_issue'].map(&:to_i))
 
     render json: { saved: true }
   end