From: Ivan Khoronzhuk <ivan.khoronzhuk@xxxxxxxxxx> Date: Wed, 6 Dec 2017 16:54:09 +0200 > @@ -3065,10 +3065,16 @@ static int cpsw_probe(struct platform_device *pdev) > } > > cpsw->txv[0].ch = cpdma_chan_create(cpsw->dma, 0, cpsw_tx_handler, 0); > + if (WARN_ON(IS_ERR(cpsw->txv[0].ch))) { > + dev_err(priv->dev, "error initializing tx dma channel\n"); > + ret = PTR_ERR(cpsw->txv[0].ch); > + goto clean_dma_ret; > + } > + You're already emitting a proper dev_err() message, therefore WARN_ON() is a duplicate notification to the logs and therefore not appropriate. -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html