diff options
| author | Yang Yingliang <yangyingliang@huawei.com> | 2021-06-09 22:17:44 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-10 13:02:01 -0700 |
| commit | 0699073951e354069b4cfec28dbc4c35cef46e97 (patch) | |
| tree | 330f6cd7aba6008262dc9003bc505357d0e03ad0 /drivers | |
| parent | aced6d37df797db46fa4d3540f657e8e46f2667c (diff) | |
net: davinci_emac: Use devm_platform_get_and_ioremap_resource()
Use devm_platform_get_and_ioremap_resource() to simplify
code and avoid a null-ptr-deref by checking 'res' in it.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_emac.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index f9417b44cae8..c674e34b6839 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1814,13 +1814,12 @@ static int davinci_emac_probe(struct platform_device *pdev) priv->bus_freq_mhz = (u32)(emac_bus_frequency / 1000000); /* Get EMAC platform data */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->emac_base_phys = res->start + pdata->ctrl_reg_offset; - priv->remap_addr = devm_ioremap_resource(&pdev->dev, res); + priv->remap_addr = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->remap_addr)) { rc = PTR_ERR(priv->remap_addr); goto no_pdata; } + priv->emac_base_phys = res->start + pdata->ctrl_reg_offset; res_ctrl = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (res_ctrl) { |