Corrected with rubocop cop 'Lint/NonLocalExitFromIterator'.

.rubocop.yml

@@ -250,8 +250,6 @@ Style/SpaceBeforeComment:
   Enabled: false
 Lint/UselessAssignment:
   Enabled: false
-Lint/NonLocalExitFromIterator:
-  Enabled: false
 Rails/Date:
   Enabled: false
 Lint/UnreachableCode:

app/controllers/getting_started_controller.rb

@@ -239,21 +239,21 @@ curl http://localhost/api/v1/getting_started -v -u #{login}:#{password}
           result = email_probe_inbound( settings[:inbound] )
           if result[:result] != 'ok'
             render json: result
-            return
+            return # rubocop:disable Lint/NonLocalExitFromIterator
           end
 
           # probe outbound
           result = email_probe_outbound( settings[:outbound], params[:email] )
           if result[:result] != 'ok'
             render json: result
-            return
+            return # rubocop:disable Lint/NonLocalExitFromIterator
           end
 
           render json: {
             result: 'ok',
             setting: settings,
           }
-          return
+          return # rubocop:disable Lint/NonLocalExitFromIterator
         end
       }
     }
@@ -632,7 +632,7 @@ curl http://localhost/api/v1/getting_started -v -u #{login}:#{password}
           message: e.to_s,
           subject: subject,
         }
-        return
+        return # rubocop:disable Lint/NonLocalExitFromIterator
       end
 
       if found && found == 'verify ok'
@@ -693,7 +693,7 @@ curl http://localhost/api/v1/getting_started -v -u #{login}:#{password}
         render json: {
           result: 'ok',
         }
-        return
+        return # rubocop:disable Lint/NonLocalExitFromIterator
       end
     }
 

app/controllers/import_otrs_controller.rb

@@ -56,7 +56,7 @@ class ImportOtrsController < ApplicationController
           url: url,
           result: 'ok',
         }
-        return
+        return # rubocop:disable Lint/NonLocalExitFromIterator
       elsif response.body =~ /(otrs\sag|otrs.com|otrs.org)/i
         message_human = 'Host found, but no OTRS migrator is installed!'
       end

lib/auth.rb

@@ -41,7 +41,7 @@ returns
 
       # load backend
       backend = self.load_adapter( config_item[:adapter] )
-      return if !backend
+      next if !backend
 
       user_auth = backend.check( username, password, config_item, user )
 

lib/sessions/backend/collections/base.rb

@@ -32,9 +32,16 @@ class Sessions::Backend::Collections::Base
       return if !access
     end
     if self.class.is_not_role
+
+      is_role = false
       self.class.is_not_role.each {|role|
-        return if @user.is_role(role)
+
+        next if !@user.is_role(role)
+
+        is_role = true
+        break
       }
+      return if is_role
     end
 
     # check timeout

lib/sso.rb

@@ -52,7 +52,7 @@ returns
 
       # load backend
       backend = self.load_adapter( config_item[:adapter] )
-      return if !backend
+      next if !backend
 
       user_auth = backend.check( params, config_item )