[PATCH] net/mlx4_en: Fix an error handling path in 'mlx4_en_init_netdev()'

From: Christophe JAILLET
Date: Tue May 08 2018 - 05:35:53 EST


If the 2nd memory allocation of the loop fails, we must undo the
memory allocation done so far.

Fixes: 67f8b1dcb9ee ("net/mlx4_en: Refactor the XDP forwarding rings scheme")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index e0adac4a9a19..bf078244e467 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -3331,7 +3331,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
if (!priv->tx_cq[t]) {
kfree(priv->tx_ring[t]);
err = -ENOMEM;
- goto out;
+ goto err_free_tx;
}
}
priv->rx_ring_num = prof->rx_ring_num;
--
2.17.0