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

[YueHaibing]

Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 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