linux-kernel - [PATCH] nvmem: make nvmem_bus

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Message-ID: <2025070123-spray-denatured-dda3@gregkh>
Date: Tue,  1 Jul 2025 14:02:24 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Srinivas Kandagatla <srini@...nel.org>
Subject: [PATCH] nvmem: make nvmem_bus_type constant

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

Cc: Srinivas Kandagatla <srini@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/nvmem/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index fd2a9698d1c9..e74bfb956dac 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -544,7 +544,7 @@ static const struct device_type nvmem_provider_type = {
 	.release	= nvmem_release,
 };
 
-static struct bus_type nvmem_bus_type = {
+static const struct bus_type nvmem_bus_type = {
 	.name		= "nvmem",
 };
 
-- 
2.50.0