Return issue link removal with context of the current issue

app/services/issue_links/list_service.rb

@@ -37,10 +37,12 @@ module IssueLinks
     end
 
     def destroy_relation_path(issue)
+      # Make sure the user can admin both the current issue AND the
+      # referenced issue projects in order to return the removal link.
       if can_destroy_issue_link_on_current_project? && can_destroy_issue_link?(issue.project)
-        namespace_project_issue_link_path(issue.project.namespace,
-                                          issue.project,
-                                          issue.iid,
+        namespace_project_issue_link_path(@project.namespace,
+                                          @issue.project,
+                                          @issue.iid,
                                           issue.issue_links_id)
       end
     end

spec/services/issue_links/list_service_spec.rb

@@ -51,7 +51,7 @@ describe IssueLinks::ListService, service: true do
                                            path: "/#{project.full_path}/issues/#{issue_b.iid}",
                                            project_path: issue_b.project.path,
                                            namespace_full_path: issue_b.project.namespace.full_path,
-                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue_b.iid}/links/#{issue_link_a.id}"))
+                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue.iid}/links/#{issue_link_a.id}"))
 
         expect(subject).to include(include(id: issue_c.id,
                                            iid: issue_c.iid,
@@ -60,7 +60,7 @@ describe IssueLinks::ListService, service: true do
                                            path: "/#{project.full_path}/issues/#{issue_c.iid}",
                                            project_path: issue_c.project.path,
                                            namespace_full_path: issue_c.project.namespace.full_path,
-                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue_c.iid}/links/#{issue_link_b.id}"))
+                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue.iid}/links/#{issue_link_b.id}"))
 
         expect(subject).to include(include(id: issue_d.id,
                                            iid: issue_d.iid,
@@ -69,7 +69,7 @@ describe IssueLinks::ListService, service: true do
                                            path: "/#{project.full_path}/issues/#{issue_d.iid}",
                                            project_path: issue_d.project.path,
                                            namespace_full_path: issue_d.project.namespace.full_path,
-                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue_d.iid}/links/#{issue_link_c.id}"))
+                                           destroy_relation_path: "/#{project.full_path}/issues/#{issue.iid}/links/#{issue_link_c.id}"))
       end
     end
 
@@ -170,7 +170,7 @@ describe IssueLinks::ListService, service: true do
 
         it 'returns related issue destroy relation path' do
           expect(subject.first[:destroy_relation_path])
-            .to eq("/#{project.full_path}/issues/#{referenced_issue.iid}/links/#{issue_link.id}")
+            .to eq("/#{project.full_path}/issues/#{issue.iid}/links/#{issue_link.id}")
         end
       end
     end