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cdx: make cdx_bus_type constant

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

Cc: Nipun Gupta <nipun.gupta@amd.com>
Cc: Nikhil Agarwal <nikhil.agarwal@amd.com>
Acked-by: Nipun Gupta <nipun.gupta@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://patch.msgid.link/2025091439-sustained-acorn-4af4@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman
2025-09-14 15:42:40 +02:00
parent 69cddd82ef
commit 9fd2eb9e18
2 changed files with 3 additions and 3 deletions
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4
drivers/cdx/cdx.c
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@@ -170,7 +170,7 @@ static int cdx_unregister_device(struct device *dev,
return 0;
}
static void cdx_unregister_devices(struct bus_type *bus)
static void cdx_unregister_devices(const struct bus_type *bus)
{
/* Reset all the devices attached to cdx bus */
bus_for_each_dev(bus, NULL, NULL, cdx_unregister_device);
@@ -651,7 +651,7 @@ static struct attribute *cdx_bus_attrs[] = {
};
ATTRIBUTE_GROUPS(cdx_bus);
struct bus_type cdx_bus_type = {
const struct bus_type cdx_bus_type = {
.name = "cdx",
.match = cdx_bus_match,
.probe = cdx_probe,