ssh keys page: fix error with No route matches {:action=>"destroy", :controller=>"users/ssh_keys", :id=>nil} missing required keys: [:id]

app/controllers/users/ssh_keys_controller.rb

@@ -11,12 +11,11 @@ class Users::SshKeysController < Users::BaseController
 
     if @ssh_key.save
       flash[:notice] = t 'flash.ssh_keys.saved'
-      redirect_to ssh_keys_path
     else
       flash[:error] = t 'flash.ssh_keys.save_error'
-      # flash[:warning] = @ssh_key.errors.full_messages.join('. ') unless @ssh_key.errors.blank?
-      render :index
+      flash[:warning] = @ssh_key.errors.full_messages.join('. ') unless @ssh_key.errors.blank?
     end
+    redirect_to ssh_keys_path
   end
 
   def destroy