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net: axienet: fix a signedness bug in probe

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[ Upstream commit 73e211e11b ]

The "lp->phy_mode" is an enum but in this context GCC treats it as an
unsigned int so the error handling is never triggered.

Fixes: ee06b1728b ("net: axienet: add support for standard phy-mode binding")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter 2019-09-25 13:59:11 +03:00 committed by Greg Kroah-Hartman
parent 39c421cb27
commit bb8179ad76
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/xilinx/xilinx_axienet_main.c
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@ -1573,7 +1573,7 @@ static int axienet_probe(struct platform_device *pdev)
}
} else {
lp->phy_mode = of_get_phy_mode(pdev->dev.of_node);
if (lp->phy_mode < 0) {
if ((int)lp->phy_mode < 0) {
ret = -EINVAL;
goto free_netdev;
}