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>
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;
}