1 files changed, 6 insertions, 2 deletions
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 1b3d6079d2c..080b7f7fb88 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -151,6 +151,10 @@ class MergeRequest < ActiveRecord::Base
     }x
   end
 
+  def self.link_reference_pattern
+    super("merge_requests", /(?<merge_request>\d+)/)
+  end
+
   def to_reference(from_project = nil)
     reference = "#{self.class.reference_prefix}#{iid}"
 
@@ -291,7 +295,7 @@ class MergeRequest < ActiveRecord::Base
       work_in_progress: work_in_progress?
     }
 
-    unless last_commit.nil?
+    if last_commit
       attrs.merge!(last_commit: last_commit.hook_attrs)
     end
 
@@ -316,7 +320,7 @@ class MergeRequest < ActiveRecord::Base
       issues = commits.flat_map { |c| c.closes_issues(current_user) }
       issues.push(*Gitlab::ClosingIssueExtractor.new(project, current_user).
                   closed_by_message(description))
-      issues.uniq.sort_by(&:id)
+      issues.uniq
     else
       []
     end