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From: Wolfram Sang <wsa@the-dreams.de>
To: Peter Rosin <peda@axentia.se>
Cc: "eha@deif.com" <eha@deif.com>,
	"kernel-janitors@vger.kernel.org"
	<kernel-janitors@vger.kernel.org>,
	"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
	YueHaibing <yuehaibing@huawei.com>,
	"linux@rempel-privat.de" <linux@rempel-privat.de>,
	"linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>,
	"wsa+renesas@sang-engineering.com"
	<wsa+renesas@sang-engineering.com>,
	"linux-imx@nxp.com" <linux-imx@nxp.com>,
	"kernel@pengutronix.de" <kernel@pengutronix.de>,
	"u.kleine-koenig@pengutronix.de" <u.kleine-koenig@pengutronix.de>,
	"fabio.estevam@nxp.com" <fabio.estevam@nxp.com>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"l.stach@pengutronix.de" <l.stach@pengutronix.de>
Subject: Re: [PATCH -next] i2c: imx: Fix inconsistent IS_ERR and PTR_ERR in i2c_imx_dma_request()
Date: Tue, 22 Jan 2019 23:50:35 +0100	[thread overview]
Message-ID: <20190122225035.ppp7njqqwb4nz6pp@ninjato> (raw)
In-Reply-To: <e8c15a2a-6b59-42bb-0a1f-2ab53c01b0d6@axentia.se>


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On Thu, Jan 17, 2019 at 11:03:20AM +0000, Peter Rosin wrote:
> On 2019-01-17 04:14, YueHaibing wrote:
> > Change the call to PTR_ERR to access the value just tested by IS_ERR.
> > 
> > Fixes: 5b3a23a3cc94 ("i2c: imx: notify about real errors on dma i2c_imx_dma_request")
> > Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> > ---
> >  drivers/i2c/busses/i2c-imx.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
> > index 09b1245..42fed40 100644
> > --- a/drivers/i2c/busses/i2c-imx.c
> > +++ b/drivers/i2c/busses/i2c-imx.c
> > @@ -287,7 +287,7 @@ static int i2c_imx_dma_request(struct imx_i2c_struct *i2c_imx,
> >  
> >  	dma->chan_tx = dma_request_chan(dev, "tx");
> >  	if (IS_ERR(dma->chan_tx)) {
> > -		ret = PTR_ERR(dma->chan_rx);
> > +		ret = PTR_ERR(dma->chan_tx);
> >  		if (ret != -ENODEV && ret != -EPROBE_DEFER)
> >  			dev_err(dev, "can't request DMA tx channel (%d)\n", ret);
> >  		goto fail_al;
> > 
> > 
> > 
> 
> You were beaten to it by Laurentiu Tudor, who sent the same patch [1] shortly
> before you.

Yes, but his Fixes: tag was wrong, so I applied this patch with Uwe's
tag moved to here.


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  reply	other threads:[~2019-01-22 22:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-17  3:14 [PATCH -next] i2c: imx: Fix inconsistent IS_ERR and PTR_ERR in i2c_imx_dma_request() YueHaibing
2019-01-17  5:21 ` Oleksij Rempel
2019-01-17 11:03 ` Peter Rosin
2019-01-22 22:50   ` Wolfram Sang [this message]
2019-01-22 22:49 ` Wolfram Sang

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