[PATCH] arm: s3c64xx: make s3c64xx_subsys const

Ricardo B. Marliere ricardo at marliere.net
Sun Feb 4 06:46:21 PST 2024


Now that the driver core can properly handle constant struct bus_type,
move the s3c64xx_subsys 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 at linuxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo at marliere.net>
---
 arch/arm/mach-s3c/s3c64xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/mach-s3c/s3c64xx.c b/arch/arm/mach-s3c/s3c64xx.c
index 9f9717874d67..6c70ea7f2931 100644
--- a/arch/arm/mach-s3c/s3c64xx.c
+++ b/arch/arm/mach-s3c/s3c64xx.c
@@ -149,7 +149,7 @@ static struct map_desc s3c_iodesc[] __initdata = {
 	},
 };
 
-static struct bus_type s3c64xx_subsys = {
+static const struct bus_type s3c64xx_subsys = {
 	.name		= "s3c64xx-core",
 	.dev_name	= "s3c64xx-core",
 };

---
base-commit: 8f5b7dbc644d6217a2fd35cb82594b215818eb16
change-id: 20240204-bus_cleanup-arm-391704e66efc

Best regards,
-- 
Ricardo B. Marliere <ricardo at marliere.net>




More information about the linux-arm-kernel mailing list