linux-kernel - [PATCH] intel_th: make intel_th_bus

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Message-ID: <2025091412-machine-despair-248e@gregkh>
Date: Sun, 14 Sep 2025 15:44:13 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: [PATCH] intel_th: make intel_th_bus_type constant

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

Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/hwtracing/intel_th/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index 47d9e6c3bac0..ba7c8b184cbc 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -166,7 +166,7 @@ static void intel_th_remove(struct device *dev)
 	pm_runtime_enable(dev);
 }
 
-static struct bus_type intel_th_bus = {
+static const struct bus_type intel_th_bus = {
 	.name		= "intel_th",
 	.match		= intel_th_match,
 	.probe		= intel_th_probe,
-- 
2.51.0