Commit f1fe19c2 authored by Yang Yingliang's avatar Yang Yingliang Committed by David S. Miller

net: mscc: ocelot: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7cf6f56d
......@@ -1206,6 +1206,11 @@ static int seville_probe(struct platform_device *pdev)
felix->info = &seville_info_vsc9953;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
err = -EINVAL;
dev_err(&pdev->dev, "Invalid resource\n");
goto err_alloc_felix;
}
felix->switch_base = res->start;
ds = kzalloc(sizeof(struct dsa_switch), GFP_KERNEL);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment