+ log_error("%s lacks Listen setting. Refusing.", s->meta.id);
+ return -EINVAL;
+ }
+
+ if (s->accept && s->max_connections <= 0) {
+ log_error("%s's MaxConnection setting too small. Refusing.", s->meta.id);
+ return -EINVAL;
+ }
+
+ if (s->exec_context.pam_name && s->kill_mode != KILL_CONTROL_GROUP) {
+ log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", s->meta.id);