From: Ricardo B. Marliere <ricardo@marliere.net>
Date: Sun, 4 Feb 2024 16:14:05 +0000 (-0300)
Subject: fpga: dfl: make dfl_bus_type const
X-Git-Tag: v6.9-rc1~35^2~67^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c20445be92f79bf1abd2a8c31d566697de9e68b0;p=thirdparty%2Fkernel%2Flinux.git

fpga: dfl: make dfl_bus_type const

Now that the driver core can properly handle constant struct bus_type,
move the dfl_bus_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>
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>
Acked-by: Xu Yilun <yilun.xu@intel.com>
Link: https://lore.kernel.org/r/20240204-bus_cleanup-fpga-v1-1-dae8b5bf7220@marliere.net
Signed-off-by: Xu Yilun <yilun.xu@linux.intel.com>
---

diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c
index e6d12fbab653f..094ee97ea26cb 100644
--- a/drivers/fpga/dfl.c
+++ b/drivers/fpga/dfl.c
@@ -327,7 +327,7 @@ static struct attribute *dfl_dev_attrs[] = {
 };
 ATTRIBUTE_GROUPS(dfl_dev);
 
-static struct bus_type dfl_bus_type = {
+static const struct bus_type dfl_bus_type = {
 	.name		= "dfl",
 	.match		= dfl_bus_match,
 	.probe		= dfl_bus_probe,