Use #safe_attributes= for building new time entry.

git-svn-id: http://svn.redmine.org/redmine/trunk@14787 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/issues_controller.rb

@@ -376,7 +376,7 @@ class IssuesController < ApplicationController
   def update_issue_from_params
     @time_entry = TimeEntry.new(:issue => @issue, :project => @issue.project)
     if params[:time_entry]
-      @time_entry.attributes = params[:time_entry]
+      @time_entry.safe_attributes = params[:time_entry]
     end
 
     @issue.init_journal(User.current)