From: Tariq Toukan <tariqt@nvidia.com>
Date: Sun, 17 Jan 2021 16:59:48 +0200
Subject: net/tls: Device offload to use lowest netdevice in chain
Patch-mainline: v5.12-rc1
Git-commit: 153cbd137f0ad9ee334fa805155b983e25a432e7
References: bsc#1181719

Do not call the tls_dev_ops of upper devices. Instead, ask them
for the proper lowest device and communicate with it directly.

Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Boris Pismenny <borisp@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Michal Kubecek <mkubecek@suse.cz>

---
 net/tls/tls_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -113,7 +113,7 @@ static struct net_device *get_netdev_for_sock(struct sock *sk)
 	struct net_device *netdev = NULL;
 
 	if (likely(dst)) {
-		netdev = dst->dev;
+		netdev = netdev_sk_get_lowest_dev(dst->dev, sk);
 		dev_hold(netdev);
 	}