Commit 74325bf0 authored by Yang Yingliang's avatar Yang Yingliang Committed by David S. Miller

net: bcmgenet: 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>
Acked-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 90fdd89f
......@@ -423,6 +423,10 @@ static int bcmgenet_mii_register(struct bcmgenet_priv *priv)
int id, ret;
pres = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!pres) {
dev_err(&pdev->dev, "Invalid resource\n");
return -EINVAL;
}
memset(&res, 0, sizeof(res));
memset(&ppd, 0, sizeof(ppd));
......
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