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Subject[PATCH AUTOSEL 4.4 140/174] net: hisilicon: Fix signedness bug in hix5hd2_dev_probe()
Date
From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 002dfe8085255b7bf1e0758c3d195c5412d35be9 ]

The "priv->phy_mode" variable is an enum and in this context GCC will
treat it as unsigned to the error handling will never trigger.

Fixes: 57c5bc9ad7d7 ("net: hisilicon: add hix5hd2 mac driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/hisilicon/hix5hd2_gmac.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
index e51892d518ff..761c80eb8a68 100644
--- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
+++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
@@ -951,7 +951,7 @@ static int hix5hd2_dev_probe(struct platform_device *pdev)
goto err_free_mdio;

priv->phy_mode = of_get_phy_mode(node);
- if (priv->phy_mode < 0) {
+ if ((int)priv->phy_mode < 0) {
netdev_err(ndev, "not find phy-mode\n");
ret = -EINVAL;
goto err_mdiobus;
--
2.20.1
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