| Message ID | 20200630151646.517757-1-colin.king@canonical.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | [next] net/mlx5e: fix memory leak of tls | expand |
On 6/30/2020 6:16 PM, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > The error return path when create_singlethread_workqueue fails currently > does not kfree tls and leads to a memory leak. Fix this by kfree'ing > tls before returning -ENOMEM. > > Addresses-Coverity: ("Resource leak") > Fixes: 1182f3659357 ("net/mlx5e: kTLS, Add kTLS RX HW offload support") > Signed-off-by: Colin Ian King <colin.king@canonical.com> > --- > drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c > index 99beb928feff..fee991f5ee7c 100644 > --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c > @@ -232,8 +232,10 @@ int mlx5e_tls_init(struct mlx5e_priv *priv) > return -ENOMEM; > > tls->rx_wq = create_singlethread_workqueue("mlx5e_tls_rx"); > - if (!tls->rx_wq) > + if (!tls->rx_wq) { > + kfree(tls); > return -ENOMEM; > + } > > priv->tls = tls; > return 0; > Reviewed-by: Tariq Toukan <tariqt@mellanox.com> Thanks.
From: Colin King <colin.king@canonical.com> Date: Tue, 30 Jun 2020 16:16:46 +0100 > From: Colin Ian King <colin.king@canonical.com> > > The error return path when create_singlethread_workqueue fails currently > does not kfree tls and leads to a memory leak. Fix this by kfree'ing > tls before returning -ENOMEM. > > Addresses-Coverity: ("Resource leak") > Fixes: 1182f3659357 ("net/mlx5e: kTLS, Add kTLS RX HW offload support") > Signed-off-by: Colin Ian King <colin.king@canonical.com> Applied, thanks.
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c index 99beb928feff..fee991f5ee7c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c @@ -232,8 +232,10 @@ int mlx5e_tls_init(struct mlx5e_priv *priv) return -ENOMEM; tls->rx_wq = create_singlethread_workqueue("mlx5e_tls_rx"); - if (!tls->rx_wq) + if (!tls->rx_wq) { + kfree(tls); return -ENOMEM; + } priv->tls = tls; return 0;