net/bonding: fix leak on remove

[ upstream commit 144dc47 ]

If the bond device was created by vdev mode, the kvlist was not free
when the bond device removed.

Fixes: 8d30fe7 ("bonding: support port hotplug")

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

drivers/net/bonding/rte_eth_bond_pmd.c

@@ -3459,6 +3459,8 @@ bond_remove(struct rte_vdev_device *dev)
 		ret = bond_ethdev_stop(eth_dev);
 		bond_ethdev_close(eth_dev);
 	}
+	if (internals->kvlist != NULL)
+		rte_kvargs_free(internals->kvlist);
 	rte_eth_dev_release_port(eth_dev);
 
 	return ret;