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i2c: rcar: avoid unused ret variable 

Fix smatch warning:
drivers/i2c/busses/i2c-rcar.c:628 \
  rcar_i2c_request_dma_chan() warn: unused return: ret = PTR_ERR()

Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Eugeniu Rosca 2017-08-15 22:36:23 +02:00 committed by Wolfram Sang
parent c6a6bdbdc6
commit 8ae034c2ca
1 changed files with 2 additions and 3 deletions
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5
drivers/i2c/busses/i2c-rcar.c
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@ -625,9 +625,8 @@ static struct dma_chan *rcar_i2c_request_dma_chan(struct device *dev,
chan = dma_request_chan(dev, chan_name);
if (IS_ERR(chan)) {
ret = PTR_ERR(chan);
dev_dbg(dev, "request_channel failed for %s (%d)\n",
chan_name, ret);
dev_dbg(dev, "request_channel failed for %s (%ld)\n",
chan_name, PTR_ERR(chan));
return chan;
}