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net: nixge: Fix a signedness bug in nixge_probe()

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The "priv->phy_mode" is an enum and in this context GCC will treat it
as an unsigned int so it can never be less than zero.

Fixes: 492caffa8a1a ("net: ethernet: nixge: Add support for National Instruments XGE netdev")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2019-09-25 14:05:24 +03:00 committed by David S. Miller
parent d7eb651212
commit 1a4b62a0b8
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/ni/nixge.c
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@ -1347,7 +1347,7 @@ static int nixge_probe(struct platform_device *pdev)
}
priv->phy_mode = of_get_phy_mode(pdev->dev.of_node);
if (priv->phy_mode < 0) {
if ((int)priv->phy_mode < 0) {
netdev_err(ndev, "not find \"phy-mode\" property\n");
err = -EINVAL;
goto unregister_mdio;