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| author | Maxim Mikityanskiy <maximmi@mellanox.com> | 2019-12-05 19:07:25 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2020-05-09 11:05:39 +0300 |
| commit | f02bac9ad6415e40bf32bf84ce5832698ebe5d15 (patch) | |
| tree | d0d3337fea600a46fee35c8ca0a1ac5aea8ce32e /drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h | |
| parent | 76cd622fe2c2b10c1f0a7311ca797feccacc329d (diff) | |
| download | linux-f02bac9ad6415e40bf32bf84ce5832698ebe5d15.tar.xz | |
net/mlx5e: Return bool from TLS and IPSEC offloads
TLS and IPSEC offloads currently return struct sk_buff *, but the value
is either NULL or the same skb that was passed as a parameter. Return
bool instead to provide stronger guarantees to the calling code (it
won't need to support handling a different SKB that could be potentially
returned before this change) and to simplify restructuring this code in
the following commits.
Signed-off-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h index a6f65d4b2f36..6249998444c0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h @@ -102,33 +102,30 @@ mlx5e_udp_gso_handle_tx_skb(struct sk_buff *skb) udp_hdr(skb)->len = htons(payload_len); } -static inline struct sk_buff * -mlx5e_accel_handle_tx(struct sk_buff *skb, - struct mlx5e_txqsq *sq, - struct net_device *dev, - struct mlx5e_tx_wqe **wqe, - u16 *pi) +static inline bool mlx5e_accel_handle_tx(struct sk_buff *skb, + struct mlx5e_txqsq *sq, + struct net_device *dev, + struct mlx5e_tx_wqe **wqe, + u16 *pi) { #ifdef CONFIG_MLX5_EN_TLS if (test_bit(MLX5E_SQ_STATE_TLS, &sq->state)) { - skb = mlx5e_tls_handle_tx_skb(dev, sq, skb, wqe, pi); - if (unlikely(!skb)) - return NULL; + if (unlikely(!mlx5e_tls_handle_tx_skb(dev, sq, skb, wqe, pi))) + return false; } #endif #ifdef CONFIG_MLX5_EN_IPSEC if (test_bit(MLX5E_SQ_STATE_IPSEC, &sq->state)) { - skb = mlx5e_ipsec_handle_tx_skb(dev, *wqe, skb); - if (unlikely(!skb)) - return NULL; + if (unlikely(!mlx5e_ipsec_handle_tx_skb(dev, *wqe, skb))) + return false; } #endif if (skb_is_gso(skb) && skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) mlx5e_udp_gso_handle_tx_skb(skb); - return skb; + return true; } #endif /* __MLX5E_EN_ACCEL_H__ */ |