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i2c: imx: Fix inconsistent IS_ERR and PTR_ERR in i2c_imx_dma_request() 

Change the call to PTR_ERR to access the value just tested by IS_ERR.

Fixes: 5b3a23a3cc ("i2c: imx: notify about real errors on dma i2c_imx_dma_request")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Esben Haabendal <esben@haabendal.dk>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
YueHaibing 2019-01-17 03:14:54 +00:00 committed by Wolfram Sang
parent b33a02aadc
commit 3d5b386849
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-imx.c
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@ -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;