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fsi: make fsi_bus_type constant

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

Cc: Ninad Palsule <ninad@linux.ibm.com>
Cc: linux-fsi@lists.ozlabs.org
Reviewed-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/2025070100-overblown-busily-a04b@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman
2025-07-01 14:07:01 +02:00
parent b8e3603a57
commit 5eac636917
2 changed files with 2 additions and 2 deletions
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2
drivers/fsi/fsi-core.c
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@@ -1404,7 +1404,7 @@ void fsi_driver_unregister(struct fsi_driver *fsi_drv)
}
EXPORT_SYMBOL_GPL(fsi_driver_unregister);
struct bus_type fsi_bus_type = {
const struct bus_type fsi_bus_type = {
.name = "fsi",
.match = fsi_bus_match,
};

2
include/linux/fsi.h
View File

@@ -68,7 +68,7 @@ extern int fsi_slave_read(struct fsi_slave *slave, uint32_t addr,
extern int fsi_slave_write(struct fsi_slave *slave, uint32_t addr,
const void *val, size_t size);
extern struct bus_type fsi_bus_type;
extern const struct bus_type fsi_bus_type;
extern const struct device_type fsi_cdev_type;
enum fsi_dev_type {