Re: [PATCH net-next] ibmveth: fix kobj_to_dev.cocci warnings

From: Lijun Pan
Date: Wed May 19 2021 - 01:21:51 EST




> On May 18, 2021, at 9:28 PM, YueHaibing <yuehaibing@xxxxxxxxxx> wrote:
>
> Use kobj_to_dev() instead of container_of()
>
> Generated by: scripts/coccinelle/api/kobj_to_dev.cocci
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---

Acked-by: Lijun Pan <lijunp213@xxxxxxxxx>


> drivers/net/ethernet/ibm/ibmveth.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c
> index 7fea9ae60f13..bc67a7ee872b 100644
> --- a/drivers/net/ethernet/ibm/ibmveth.c
> +++ b/drivers/net/ethernet/ibm/ibmveth.c
> @@ -1799,8 +1799,7 @@ static ssize_t veth_pool_store(struct kobject *kobj, struct attribute *attr,
> struct ibmveth_buff_pool *pool = container_of(kobj,
> struct ibmveth_buff_pool,
> kobj);
> - struct net_device *netdev = dev_get_drvdata(
> - container_of(kobj->parent, struct device, kobj));
> + struct net_device *netdev = dev_get_drvdata(kobj_to_dev(kobj->parent));
> struct ibmveth_adapter *adapter = netdev_priv(netdev);
> long value = simple_strtol(buf, NULL, 10);
> long rc;
> --
> 2.17.1
>