linux-kernel - [PATCH net-next v3 14/15] net: macsec: allow to reference a netdev from a MACsec context

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Message-Id: <20191213154844.635389-15-antoine.tenart@bootlin.com>
Date:   Fri, 13 Dec 2019 16:48:43 +0100
From:   Antoine Tenart <antoine.tenart@...tlin.com>
To:     davem@...emloft.net, sd@...asysnail.net, andrew@...n.ch,
        f.fainelli@...il.com, hkallweit1@...il.com
Cc:     Antoine Tenart <antoine.tenart@...tlin.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, alexandre.belloni@...tlin.com,
        allan.nielsen@...rochip.com, camelia.groza@....com,
        Simon.Edelhaus@...antia.com, Igor.Russkikh@...antia.com,
        jakub.kicinski@...ronome.com
Subject: [PATCH net-next v3 14/15] net: macsec: allow to reference a netdev from a MACsec context

This patch allows to reference a net_device from a MACsec context. This
is needed to allow implementing MACsec operations in net device drivers.

Signed-off-by: Antoine Tenart <antoine.tenart@...tlin.com>
---
 include/net/macsec.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/net/macsec.h b/include/net/macsec.h
index a08f19099c7a..1b4de64d7fef 100644
--- a/include/net/macsec.h
+++ b/include/net/macsec.h
@@ -179,7 +179,10 @@ struct macsec_secy {
  * struct macsec_context - MACsec context for hardware offloading
  */
 struct macsec_context {
-	struct phy_device *phydev;
+	union {
+		struct net_device *netdev;
+		struct phy_device *phydev;
+	};
 	enum macsec_offload offload;
 
 	struct macsec_secy *secy;
-- 
2.23.0