last-login: Ignore the plugin if last_login_dict setting is empty

diff --git a/src/plugins/last-login/last-login-plugin.c b/src/plugins/last-login/last-login-plugin.c
index ae3f8c3f6579bfa0a5575ac9a58f3278803e3c33..0b59ab2b0935b9444d7ea8b883139e1ad556fd83 100644 (file)
--- a/src/plugins/last-login/last-login-plugin.c
+++ b/src/plugins/last-login/last-login-plugin.c
@@ -72,7 +72,7 @@ static void last_login_mail_user_created(struct mail_user *user)
        }
 
        dict_value = mail_user_plugin_getenv(user, "last_login_dict");
-       if (dict_value == NULL)
+       if (dict_value == NULL || dict_value[0] == '\0')
                return;
 
        memset(&set, 0, sizeof(set));