diff options
| author | Wei Yongjun <weiyongjun1@huawei.com> | 2018-09-15 01:33:50 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-09-17 08:06:41 -0700 |
| commit | b8b2de91e9dbb89bf4c34a860b04e53a1b1416bf (patch) | |
| tree | 1d243cd1f8bdfda9887afd58adbca6e1584cc5e1 /drivers/net/ethernet/lantiq_xrx200.c | |
| parent | f592e0b9895cd6f04ba2771a3903317dd7c1ba31 (diff) | |
net: lantiq: Fix return value check in xrx200_probe()
In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().
Fixes: fe1a56420cf2 ("net: lantiq: Add Lantiq / Intel VRX200 Ethernet driver")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/lantiq_xrx200.c')
| -rw-r--r-- | drivers/net/ethernet/lantiq_xrx200.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c index c8b6d908f0cc..4a160761b3ff 100644 --- a/drivers/net/ethernet/lantiq_xrx200.c +++ b/drivers/net/ethernet/lantiq_xrx200.c @@ -461,9 +461,9 @@ static int xrx200_probe(struct platform_device *pdev) } priv->pmac_reg = devm_ioremap_resource(dev, res); - if (!priv->pmac_reg) { + if (IS_ERR(priv->pmac_reg)) { dev_err(dev, "failed to request and remap io ranges\n"); - return -ENOMEM; + return PTR_ERR(priv->pmac_reg); } priv->chan_rx.dma.irq = platform_get_irq_byname(pdev, "rx"); |