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authorMaxim Mikityanskiy <maximmi@mellanox.com>2019-12-05 18:07:25 +0200
committerSaeed Mahameed <saeedm@mellanox.com>2020-05-09 01:05:39 -0700
commitf02bac9ad6415e40bf32bf84ce5832698ebe5d15 (patch)
treed0d3337fea600a46fee35c8ca0a1ac5aea8ce32e /drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
parent76cd622fe2c2b10c1f0a7311ca797feccacc329d (diff)
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/ktls_tx.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
index ba973937f0b5..8fcd14803558 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
@@ -413,10 +413,9 @@ err_out:
return MLX5E_KTLS_SYNC_FAIL;
}
-struct sk_buff *mlx5e_ktls_handle_tx_skb(struct net_device *netdev,
- struct mlx5e_txqsq *sq,
- struct sk_buff *skb,
- struct mlx5e_tx_wqe **wqe, u16 *pi)
+bool mlx5e_ktls_handle_tx_skb(struct net_device *netdev, struct mlx5e_txqsq *sq,
+ struct sk_buff *skb, struct mlx5e_tx_wqe **wqe,
+ u16 *pi)
{
struct mlx5e_ktls_offload_context_tx *priv_tx;
struct mlx5e_sq_stats *stats = sq->stats;
@@ -474,9 +473,9 @@ struct sk_buff *mlx5e_ktls_handle_tx_skb(struct net_device *netdev,
stats->tls_encrypted_bytes += datalen;
out:
- return skb;
+ return true;
err_out:
dev_kfree_skb_any(skb);
- return NULL;
+ return false;
}