[PATCH] ibmveth: Switch to using the new API kobj_to_dev()

[Yang Li]

fixed the following coccicheck:
./drivers/net/ethernet/ibm/ibmveth.c:1805:51-52: WARNING opportunity for
kobj_to_dev()

Reported-by: Abaci Robot <abaci at linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee at linux.alibaba.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 c3ec9ce..6e9572c 100644
--- a/drivers/net/ethernet/ibm/ibmveth.c
+++ b/drivers/net/ethernet/ibm/ibmveth.c
@@ -1801,8 +1801,7 @@ 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;
-- 
1.8.3.1