diff mbox series

[net-next] net: davinci_emac: Use devm_platform_get_and_ioremap_resource()

Message ID 20210609141744.3205628-1-yangyingliang@huawei.com
State New
Headers show
Series [net-next] net: davinci_emac: Use devm_platform_get_and_ioremap_resource() | expand

Commit Message

Yang Yingliang June 9, 2021, 2:17 p.m. UTC
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>
---
 drivers/net/ethernet/ti/davinci_emac.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Comments

patchwork-bot+netdevbpf@kernel.org June 10, 2021, 8:40 p.m. UTC | #1
Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Wed, 9 Jun 2021 22:17:44 +0800 you wrote:
> 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>

> ---

>  drivers/net/ethernet/ti/davinci_emac.c | 5 ++---

>  1 file changed, 2 insertions(+), 3 deletions(-)


Here is the summary with links:
  - [net-next] net: davinci_emac: Use devm_platform_get_and_ioremap_resource()
    https://git.kernel.org/netdev/net-next/c/0699073951e3

You are awesome, thank you!
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diff mbox series

Patch

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) {