linux-kernel - [PATCH] most: core: make mostbus const

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Message-Id: <20240204-bus_cleanup-most-v1-1-f5cd9a06e13f@marliere.net>
Date: Sun, 04 Feb 2024 17:13:16 -0300
From: "Ricardo B. Marliere" <ricardo@...liere.net>
To: Parthiban Veerasooran <parthiban.veerasooran@...rochip.com>, 
 Christian Gromm <christian.gromm@...rochip.com>
Cc: linux-kernel@...r.kernel.org, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 "Ricardo B. Marliere" <ricardo@...liere.net>
Subject: [PATCH] most: core: make mostbus const

Now that the driver core can properly handle constant struct bus_type,
move the mostbus 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/most/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/most/core.c b/drivers/most/core.c
index e4412c7d25b0..f13d0e14a48b 100644
--- a/drivers/most/core.c
+++ b/drivers/most/core.c
@@ -499,7 +499,7 @@ static int most_match(struct device *dev, struct device_driver *drv)
 		return 1;
 }

-static struct bus_type mostbus = {
+static const struct bus_type mostbus = {
 	.name = "most",
 	.match = most_match,
 };

---
base-commit: 41b9fb381a486360b2daaec0c7480f8e3ff72bc7
change-id: 20240204-bus_cleanup-most-54c601760c12

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