From: Ricardo B. Marliere <ricardo@marliere.net>
Date: Sun, 4 Feb 2024 20:25:51 +0000 (-0300)
Subject: parport: make parport_bus_type const
X-Git-Tag: v6.11-rc1~49^2~24
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fca3eff7d36bcd1a51d2c256ccebbe3617d4fe3a;p=thirdparty%2Fkernel%2Flinux.git

parport: make parport_bus_type const

Now that the driver core can properly handle constant struct bus_type,
move the parport_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240204-bus_cleanup-parport-v1-1-e6a0f756bbb8@marliere.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index 49c74ded8a53c..08dfa74be3c56 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -130,7 +130,7 @@ static int parport_probe(struct device *dev)
 	return drv->probe(to_pardevice(dev));
 }
 
-static struct bus_type parport_bus_type = {
+static const struct bus_type parport_bus_type = {
 	.name = "parport",
 	.probe = parport_probe,
 };