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device-dax: make dax_bus_type const

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Now that the driver core can properly handle constant struct bus_type,
move the dax_bus_type 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>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240204-bus_cleanup-dax-v1-1-69a6e4a8553b@marliere.net
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
This commit is contained in:
Ricardo B. Marliere
2024-02-04 13:07:11 -03:00
committed by Dave Jiang
parent 1333d6f21d
commit bc22374c96
1 changed files with 1 additions and 1 deletions
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2
drivers/dax/bus.c
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@@ -222,7 +222,7 @@ static void dax_bus_remove(struct device *dev)
dax_drv->remove(dev_dax);
}
static struct bus_type dax_bus_type = {
static const struct bus_type dax_bus_type = {
.name = "dax",
.uevent = dax_bus_uevent,
.match = dax_bus_match,