i2c: sh_mobile: fix uninitialized var when debug is enabled

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
index a12297e..440d5db 100644 (file)
--- a/drivers/i2c/busses/i2c-sh_mobile.c
+++ b/drivers/i2c/busses/i2c-sh_mobile.c
@@ -550,6 +550,7 @@ 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);
                return chan;
        }