[dpdk-dev] [PATCH 1/2] net/bonding: free mempool used in mode6

[xiangxia.m.yue@gmail.com]

From: Tonghao Zhang <xiangxia.m.yue@gmail.com>

When creating bond device with mode6, dpdk will create
mempool for arp packets. If free the bond device and
create it with same name, there will be an error. Because
the mempool is not freed when destroying bond device.

Fixes: 06fe78b9 ("bond: add mode 6")
Fixes: ea0c20ea ("apps: use helper to create mbuf pools")
Cc: stable@dpdk.org
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
---
 drivers/net/bonding/rte_eth_bond_pmd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index 9b02850..4bc2a01 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -3127,6 +3127,10 @@ struct bwg_slave {
 	eth_dev->tx_pkt_burst = NULL;
 
 	internals = eth_dev->data->dev_private;
+	/* Try to release mempool used in mode6. If the bond
+	 * device is not mode6, free the NULL is not problem.
+	 */
+	rte_mempool_free(internals->mode6.mempool);
 	rte_bitmap_free(internals->vlan_filter_bmp);
 	rte_free(internals->vlan_filter_bmpmem);
 	rte_free(eth_dev->data->dev_private);
-- 
1.8.3.1