From: David Miller <davem@davemloft.net>
To: ivan.khoronzhuk@linaro.org
Cc: grygorii.strashko@ti.com, netdev@vger.kernel.org,
linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] net: ethernet: ti: cpdma: correct error handling for chan create
Date: Wed, 06 Dec 2017 16:38:14 -0500 (EST) [thread overview]
Message-ID: <20171206.163814.2298864765495270615.davem@davemloft.net> (raw)
In-Reply-To: <1512572050-13442-1-git-send-email-ivan.khoronzhuk@linaro.org>
From: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
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.
next prev parent reply other threads:[~2017-12-06 21:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-06 14:54 [PATCH net-next] net: ethernet: ti: cpdma: correct error handling for chan create Ivan Khoronzhuk
2017-12-06 21:38 ` David Miller [this message]
2017-12-07 19:56 ` Ivan Khoronzhuk
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