There is no reason to destroy channels that are destroyed while
cpdma_ctlr destroy. In this case no need to remember how much
channels where created and destroy them by one, as cpdma_ctlr
destroys all of them.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
 clean_ale_ret:
        cpsw_ale_destroy(priv->ale);
 clean_dma_ret:
-       cpdma_chan_destroy(priv->txch);
-       cpdma_chan_destroy(priv->rxch);
        cpdma_ctlr_destroy(priv->dma);
 clean_runtime_disable_ret:
        pm_runtime_disable(&pdev->dev);
        unregister_netdev(ndev);
 
        cpsw_ale_destroy(priv->ale);
-       cpdma_chan_destroy(priv->txch);
-       cpdma_chan_destroy(priv->rxch);
        cpdma_ctlr_destroy(priv->dma);
        pm_runtime_disable(&pdev->dev);
        device_for_each_child(&pdev->dev, NULL, cpsw_remove_child_device);