From: Tariq Toukan <tariqt@nvidia.com>
Date: Sun, 17 Jan 2021 14:59:48 +0000 (+0200)
Subject: net/tls: Device offload to use lowest netdevice in chain
X-Git-Tag: v5.12-rc1~200^2~307^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=153cbd137f0ad9ee334fa805155b983e25a432e7;p=thirdparty%2Flinux.git

net/tls: Device offload to use lowest netdevice in chain

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>
---

diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index f7fb7d2c1de1f..75ceea0a41bf3 100644
--- 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);
 	}