[PATCH v2] net/mlx5: fix memoy leak after device spawn failure

[Yunjian Wang]

In mlx5_dev_spawn() allocated memory for the 'priv->flows',
we should free it when errors occur, otherwise it will lead
to memory leak.

Fixes: b4edeaf3efd5 ("net/mlx5: replace flow list with indexed pool")
Cc: sta...@dpdk.org

Signed-off-by: Yunjian Wang <wangyunj...@huawei.com>
---
v2: fix code styles
---
 drivers/net/mlx5/linux/mlx5_os.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/mlx5/linux/mlx5_os.c b/drivers/net/mlx5/linux/mlx5_os.c
index 7f73183bb1..7624b2aba2 100644
--- a/drivers/net/mlx5/linux/mlx5_os.c
+++ b/drivers/net/mlx5/linux/mlx5_os.c
@@ -1831,6 +1831,11 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
                        close(priv->nl_socket_route);
                if (priv->vmwa_context)
                        mlx5_vlan_vmwa_exit(priv->vmwa_context);
+               for (i = 0; i < MLX5_FLOW_TYPE_MAXI; i++) {
+                       if (!priv->flows[i])
+                               continue;
+                       mlx5_ipool_destroy(priv->flows[i]);
+               }
                if (eth_dev && priv->drop_queue.hrxq)
                        mlx5_drop_action_destroy(eth_dev);
                if (priv->mtr_profile_tbl)
-- 
2.33.0