bonding: use the correct function to check for netdev name collision

A new helper to detect if a net device name is in use was added. Use it
here as the return reference from __dev_get_by_name was discarded.
Signed-off-by: Antoine Tenart <atenart@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bonding/bond_sysfs.c

@@ -811,8 +811,8 @@ int bond_create_sysfs(struct bond_net *bn)
 	 */
 	if (ret == -EEXIST) {
 		/* Is someone being kinky and naming a device bonding_master? */
-		if (__dev_get_by_name(bn->net,
-				      class_attr_bonding_masters.attr.name))
+		if (netdev_name_in_use(bn->net,
+				       class_attr_bonding_masters.attr.name))
 			pr_err("network device named %s already exists in sysfs\n",
 			       class_attr_bonding_masters.attr.name);
 		ret = 0;