Received-SPF: pass (google.com: domain of linux-kernel+bounces-70059-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99;
From: "Ricardo B. Marliere" <ricardo@marliere.net>
Date: Sat, 17 Feb 2024 17:13:30 -0300
Subject: [PATCH 08/12] net: l2tp: constify the struct device_type usage
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
Message-Id: <20240217-device_cleanup-net-v1-8-1eb31fb689f7@marliere.net>
References: <20240217-device_cleanup-net-v1-0-1eb31fb689f7@marliere.net>
In-Reply-To: <20240217-device_cleanup-net-v1-0-1eb31fb689f7@marliere.net>
To: Oliver Neukum <oneukum@suse.com>, 
 "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
 Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, 
 Andrew Lunn <andrew@lunn.ch>, Florian Fainelli <f.fainelli@gmail.com>, 
 Vladimir Oltean <olteanv@gmail.com>, Roopa Prabhu <roopa@nvidia.com>, 
 Nikolay Aleksandrov <razor@blackwall.org>, 
 Loic Poulain <loic.poulain@linaro.org>, 
 Sergey Ryazanov <ryazanov.s.a@gmail.com>, 
 Johannes Berg <johannes@sipsolutions.net>
Cc: netdev@vger.kernel.org, linux-usb@vger.kernel.org, 
 linux-kernel@vger.kernel.org, bridge@lists.linux.dev, 
 linux-ppp@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
 "Ricardo B. Marliere" <ricardo@marliere.net>

Since commit aed65af1cc2f ("drivers: make device_type const"), the driver
core can properly handle constant struct device_type. Move the l2tpeth_type
variable to be a constant structure as well, placing it into read-only
memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net>
---
 net/l2tp/l2tp_eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
index 25ca89f80414..39e487ccc468 100644
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -100,7 +100,7 @@ static const struct net_device_ops l2tp_eth_netdev_ops = {
 	.ndo_set_mac_address	= eth_mac_addr,
 };
 
-static struct device_type l2tpeth_type = {
+static const struct device_type l2tpeth_type = {
 	.name = "l2tpeth",
 };
 

-- 
2.43.0