netdev - [PATCH] netdevsim: make nsim

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Message-Id: <20240204-bus_cleanup-net-v1-1-704b36d75901@marliere.net>
Date: Sun, 04 Feb 2024 17:16:34 -0300
From: "Ricardo B. Marliere" <ricardo@...liere.net>
To: Jakub Kicinski <kuba@...nel.org>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Paolo Abeni <pabeni@...hat.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 "Ricardo B. Marliere" <ricardo@...liere.net>
Subject: [PATCH] netdevsim: make nsim_bus const

Now that the driver core can properly handle constant struct bus_type,
move the nsim_bus 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@...uxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@...liere.net>
---
 drivers/net/netdevsim/bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/netdevsim/bus.c b/drivers/net/netdevsim/bus.c
index bcbc1e19edde..aedab1d9623a 100644
--- a/drivers/net/netdevsim/bus.c
+++ b/drivers/net/netdevsim/bus.c
@@ -260,7 +260,7 @@ static int nsim_num_vf(struct device *dev)
 	return nsim_bus_dev->num_vfs;
 }

-static struct bus_type nsim_bus = {
+static const struct bus_type nsim_bus = {
 	.name		= DRV_NAME,
 	.dev_name	= DRV_NAME,
 	.bus_groups	= nsim_bus_groups,

---
base-commit: ffabe98cb576097b77d404d39e8b3df03caa986a
change-id: 20240204-bus_cleanup-net-9361456dbe19

Best regards,
-- 
Ricardo B. Marliere <ricardo@...liere.net>