netdev - [PATCH v2 net-next 05/17] net: macsec: init secy pointer in macsec

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Date:   Wed, 25 Mar 2020 15:52:34 +0300
From:   Igor Russkikh <irusskikh@...vell.com>
To:     <netdev@...r.kernel.org>
CC:     Mark Starovoytov <mstarovoitov@...vell.com>,
        Sabrina Dubroca <sd@...asysnail.net>,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        "Dmitry Bogdanov" <dbogdanov@...vell.com>,
        Igor Russkikh <irusskikh@...vell.com>
Subject: [PATCH v2 net-next 05/17] net: macsec: init secy pointer in macsec_context

From: Dmitry Bogdanov <dbogdanov@...vell.com>

This patch adds secy pointer initialization in the macsec_context.
It will be used by MAC drivers in offloading operations.

Signed-off-by: Dmitry Bogdanov <dbogdanov@...vell.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@...vell.com>
Signed-off-by: Igor Russkikh <irusskikh@...vell.com>
---
 drivers/net/macsec.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index c4d5f609871e..0f6808f3ff91 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -1793,6 +1793,7 @@ static int macsec_add_rxsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.rx_sa = rx_sa;
+		ctx.secy = secy;
 		memcpy(ctx.sa.key, nla_data(tb_sa[MACSEC_SA_ATTR_KEY]),
 		       MACSEC_KEYID_LEN);
 
@@ -1840,6 +1841,7 @@ static int macsec_add_rxsc(struct sk_buff *skb, struct genl_info *info)
 	struct nlattr **attrs = info->attrs;
 	struct macsec_rx_sc *rx_sc;
 	struct nlattr *tb_rxsc[MACSEC_RXSC_ATTR_MAX + 1];
+	struct macsec_secy *secy;
 	bool was_active;
 	int ret;
 
@@ -1859,6 +1861,7 @@ static int macsec_add_rxsc(struct sk_buff *skb, struct genl_info *info)
 		return PTR_ERR(dev);
 	}
 
+	secy = &macsec_priv(dev)->secy;
 	sci = nla_get_sci(tb_rxsc[MACSEC_RXSC_ATTR_SCI]);
 
 	rx_sc = create_rx_sc(dev, sci);
@@ -1882,6 +1885,7 @@ static int macsec_add_rxsc(struct sk_buff *skb, struct genl_info *info)
 		}
 
 		ctx.rx_sc = rx_sc;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_add_rxsc, &ctx);
 		if (ret)
@@ -2031,6 +2035,7 @@ static int macsec_add_txsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.tx_sa = tx_sa;
+		ctx.secy = secy;
 		memcpy(ctx.sa.key, nla_data(tb_sa[MACSEC_SA_ATTR_KEY]),
 		       MACSEC_KEYID_LEN);
 
@@ -2106,6 +2111,7 @@ static int macsec_del_rxsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.rx_sa = rx_sa;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_del_rxsa, &ctx);
 		if (ret)
@@ -2171,6 +2177,7 @@ static int macsec_del_rxsc(struct sk_buff *skb, struct genl_info *info)
 		}
 
 		ctx.rx_sc = rx_sc;
+		ctx.secy = secy;
 		ret = macsec_offload(ops->mdo_del_rxsc, &ctx);
 		if (ret)
 			goto cleanup;
@@ -2229,6 +2236,7 @@ static int macsec_del_txsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.tx_sa = tx_sa;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_del_txsa, &ctx);
 		if (ret)
@@ -2340,6 +2348,7 @@ static int macsec_upd_txsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.tx_sa = tx_sa;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_upd_txsa, &ctx);
 		if (ret)
@@ -2432,6 +2441,7 @@ static int macsec_upd_rxsa(struct sk_buff *skb, struct genl_info *info)
 
 		ctx.sa.assoc_num = assoc_num;
 		ctx.sa.rx_sa = rx_sa;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_upd_rxsa, &ctx);
 		if (ret)
@@ -2502,6 +2512,7 @@ static int macsec_upd_rxsc(struct sk_buff *skb, struct genl_info *info)
 		}
 
 		ctx.rx_sc = rx_sc;
+		ctx.secy = secy;
 
 		ret = macsec_offload(ops->mdo_upd_rxsc, &ctx);
 		if (ret)
@@ -3369,6 +3380,7 @@ static int macsec_dev_open(struct net_device *dev)
 			goto clear_allmulti;
 		}
 
+		ctx.secy = &macsec->secy;
 		err = macsec_offload(ops->mdo_dev_open, &ctx);
 		if (err)
 			goto clear_allmulti;
@@ -3400,8 +3412,10 @@ static int macsec_dev_stop(struct net_device *dev)
 		struct macsec_context ctx;
 
 		ops = macsec_get_ops(macsec, &ctx);
-		if (ops)
+		if (ops) {
+			ctx.secy = &macsec->secy;
 			macsec_offload(ops->mdo_dev_stop, &ctx);
+		}
 	}
 
 	dev_mc_unsync(real_dev, dev);
-- 
2.17.1