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i2c: sh_mobile: avoid unused ret variable

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Fix smatch warning:
drivers/i2c/busses/i2c-sh_mobile.c:564 \
  sh_mobile_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 22:36:24 +02:00 committed by Wolfram Sang
parent 8ae034c2ca
commit 75fdc51832
1 changed files with 2 additions and 2 deletions
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4
drivers/i2c/busses/i2c-sh_mobile.c
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@ -561,8 +561,8 @@ static struct dma_chan *sh_mobile_i2c_request_dma_chan(struct device *dev,
chan = dma_request_slave_channel_reason(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;
}