struct ib_send_wr *bad_send_wr; 
int ib_send_cm_dreq(struct ib_cm_id *cm_id,		    const void *private_data,		    u8 private_data_len){	struct cm_id_private *cm_id_priv;	struct ib_mad_send_buf *msg;	struct ib_send_wr *bad_send_wr;	unsigned long flags;	int ret;	if (private_data && private_data_len > IB_CM_DREQ_PRIVATE_DATA_SIZE)		return -EINVAL;	cm_id_priv = container_of(cm_id, struct cm_id_private, id);	spin_lock_irqsave(&cm_id_priv->lock, flags);	if (cm_id->state != IB_CM_ESTABLISHED) {		ret = -EINVAL;		goto out;	}	ret = cm_alloc_msg(cm_id_priv, &msg);	if (ret) {		cm_enter_timewait(cm_id_priv);		goto out;	}	cm_format_dreq((struct cm_dreq_msg *) msg->mad, cm_id_priv,		       private_data, private_data_len);	msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;	msg->context[1] = (void *) (unsigned long) IB_CM_DREQ_SENT;	ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,			       &msg->send_wr, &bad_send_wr);	if (ret) {		cm_enter_timewait(cm_id_priv);		spin_unlock_irqrestore(&cm_id_priv->lock, flags);		cm_free_msg(msg);		return ret;	}	cm_id->state = IB_CM_DREQ_SENT;	cm_id_priv->msg = msg;out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);	return ret;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/34816ad98efe4d47ffd858a0345321f9d85d9420/cm.c/buggy/drivers/infiniband/core/cm.c