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Commit 75ef3f55 authored by Aviad Yehezkel's avatar Aviad Yehezkel Committed by Saeed Mahameed
Browse files

net/mlx5e: Added common function for to_ipsec_sa_entry 



New function for getting driver internal sa entry from xfrm state.
All checks are done in one function.

Signed-off-by: default avatarAviad Yehezkel <aviadye@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 05564d0a

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c

+19 −10
Original line number Diff line number Diff line
@@ -51,6 +51,21 @@ struct mlx5e_ipsec_sa_entry { 
	void *hw_context;

};



static struct mlx5e_ipsec_sa_entry *to_ipsec_sa_entry(struct xfrm_state *x)

{

	struct mlx5e_ipsec_sa_entry *sa;



	if (!x)

		return NULL;



	sa = (struct mlx5e_ipsec_sa_entry *)x->xso.offload_handle;

	if (!sa)

		return NULL;



	WARN_ON(sa->x != x);

	return sa;

}



struct xfrm_state *mlx5e_ipsec_sadb_rx_lookup(struct mlx5e_ipsec *ipsec,

					      unsigned int handle)

{
@@ -312,28 +327,22 @@ static int mlx5e_xfrm_add_state(struct xfrm_state *x) 


static void mlx5e_xfrm_del_state(struct xfrm_state *x)

{

	struct mlx5e_ipsec_sa_entry *sa_entry;

	struct mlx5e_ipsec_sa_entry *sa_entry = to_ipsec_sa_entry(x);



	if (!x->xso.offload_handle)

	if (!sa_entry)

		return;



	sa_entry = (struct mlx5e_ipsec_sa_entry *)x->xso.offload_handle;

	WARN_ON(sa_entry->x != x);



	if (x->xso.flags & XFRM_OFFLOAD_INBOUND)

		mlx5e_ipsec_sadb_rx_del(sa_entry);

}



static void mlx5e_xfrm_free_state(struct xfrm_state *x)

{

	struct mlx5e_ipsec_sa_entry *sa_entry;

	struct mlx5e_ipsec_sa_entry *sa_entry = to_ipsec_sa_entry(x);



	if (!x->xso.offload_handle)

	if (!sa_entry)

		return;



	sa_entry = (struct mlx5e_ipsec_sa_entry *)x->xso.offload_handle;

	WARN_ON(sa_entry->x != x);



	if (sa_entry->hw_context) {

		mlx5_accel_esp_free_hw_context(sa_entry->hw_context);

		mlx5_accel_esp_destroy_xfrm(sa_entry->xfrm);