Now that the driver core can properly handle constant struct bus_type, move the greybus_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime.
Cc: Johan Hovold johan@kernel.org Cc: Alex Elder elder@kernel.org Cc: greybus-dev@lists.linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/greybus/core.c | 2 +- include/linux/greybus.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/greybus/core.c b/drivers/greybus/core.c index 5714be740470..b0aadc1e7bbe 100644 --- a/drivers/greybus/core.c +++ b/drivers/greybus/core.c @@ -155,7 +155,7 @@ static void greybus_shutdown(struct device *dev) } }
-struct bus_type greybus_bus_type = { +const struct bus_type greybus_bus_type = { .name = "greybus", .match = greybus_match_device, .uevent = greybus_uevent, diff --git a/include/linux/greybus.h b/include/linux/greybus.h index 18c0fb958b74..92da9ec4f5f0 100644 --- a/include/linux/greybus.h +++ b/include/linux/greybus.h @@ -104,7 +104,7 @@ void gb_debugfs_init(void); void gb_debugfs_cleanup(void); struct dentry *gb_debugfs_get(void);
-extern struct bus_type greybus_bus_type; +extern const struct bus_type greybus_bus_type;
extern struct device_type greybus_hd_type; extern struct device_type greybus_module_type;