[dpdk-dev] [PATCH 1/2] net/mlx5: fix Rx queue creation error flow

[Michael Baum <michaelba@nvidia.com>]

In Rx queue creation, there are some validations for the Rx
configuration.

When one of them fails, the MR btree memory was not freed what caused a
memory leak.

Free it.

Fixes: 974f1e7ef146 ("net/mlx5: add new memory region support")
Cc: stable@dpdk.org

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
---
 drivers/net/mlx5/mlx5_rxq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c
index da7a8b3..dbba5ca 100644
--- a/drivers/net/mlx5/mlx5_rxq.c
+++ b/drivers/net/mlx5/mlx5_rxq.c
@@ -1689,6 +1689,7 @@ struct mlx5_rxq_ctrl *
 	LIST_INSERT_HEAD(&priv->rxqsctrl, tmpl, next);
 	return tmpl;
 error:
+	mlx5_mr_btree_free(&tmpl->rxq.mr_ctrl.cache_bh);
 	mlx5_free(tmpl);
 	return NULL;
 }
-- 
1.8.3.1