Since commit d492cc2573a0 ("driver core: device.h: make struct bus_type a const *"), the driver core can properly handle constant struct bus_type, move the slimbus_bus 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@linuxfoundation.org Suggested-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Ricardo B. Marliere ricardo@marliere.net --- This patch is based on https://git.kernel.org/pub/scm/linux/kernel/git/srini/slimbus.git/, should this tree be listed under "SERIAL LOW-POWER INTER-CHIP MEDIA BUS (SLIMbus)" in the MAINTAINERS file? --- drivers/slimbus/core.c | 2 +- include/linux/slimbus.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c index d43873bb5fe6..375218e02e28 100644 --- a/drivers/slimbus/core.c +++ b/drivers/slimbus/core.c @@ -100,7 +100,7 @@ static int slim_device_uevent(const struct device *dev, struct kobj_uevent_env * return add_uevent_var(env, "MODALIAS=slim:%s", dev_name(&sbdev->dev)); }
-struct bus_type slimbus_bus = { +const struct bus_type slimbus_bus = { .name = "slimbus", .match = slim_device_match, .probe = slim_device_probe, diff --git a/include/linux/slimbus.h b/include/linux/slimbus.h index 12c9719b2a55..3042385b7b40 100644 --- a/include/linux/slimbus.h +++ b/include/linux/slimbus.h @@ -10,7 +10,7 @@ #include <linux/completion.h> #include <linux/mod_devicetable.h>
-extern struct bus_type slimbus_bus; +extern const struct bus_type slimbus_bus;
/** * struct slim_eaddr - Enumeration address for a SLIMbus device
--- base-commit: 04b945e4cf81a12365f8207a4d34dbc81ba17413 change-id: 20240213-bus_cleanup-slimbus-e23b9e976fd2
Best regards,