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Now that the driver core can properly handle constant struct bus_type, move the container_subsys variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: "Rafael J. Wysocki" <rafael@kernel.org> Link: https://lore.kernel.org/r/2023121919-chatter-grumbling-9ef3@gregkh Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>