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net: dsa: lan9303: Fix error return code in lan9303_check_device() 

Fix to return error code -ENODEV from the chip not found error handling
case instead of 0(ret have been overwritten to 0 by lan9303_read()), as
done elsewhere in this function.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Egil Hjelmeland <privat@egil-hjelmeland.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2018-01-04 07:30:28 +00:00 committed by David S. Miller
parent 7892ea23c9
commit a31e795a3b
1 changed files with 1 additions and 1 deletions
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2
drivers/net/dsa/lan9303-core.c
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@ -865,7 +865,7 @@ static int lan9303_check_device(struct lan9303 *chip)
if ((reg >> 16) != LAN9303_CHIP_ID) { if ((reg >> 16) != LAN9303_CHIP_ID) {
dev_err(chip->dev, "expecting LAN9303 chip, but found: %X\n", dev_err(chip->dev, "expecting LAN9303 chip, but found: %X\n",
reg >> 16); reg >> 16);
return ret; return -ENODEV;
} }
/* The default state of the LAN9303 device is to forward packets between /* The default state of the LAN9303 device is to forward packets between