staging: greybus: gbphy: make gbphy_bus_type const

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

Cc: Alex Elder <elder@kernel.org>
Cc: greybus-dev@lists.linaro.org
Cc: linux-staging@lists.linux.dev
Reviewed-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/2024010508-fossil-glove-c2c6@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/greybus/gbphy.c b/drivers/staging/greybus/gbphy.c
index 6a7d8cf2a1ebc1f74f1f4575e4e7f438dc9513f6..1c41b008ba3936183c95634bcd023ca35af61bcf 100644 (file)
--- a/drivers/staging/greybus/gbphy.c
+++ b/drivers/staging/greybus/gbphy.c
@@ -182,7 +182,7 @@ static void gbphy_dev_remove(struct device *dev)
        pm_runtime_dont_use_autosuspend(dev);
 }
 
-static struct bus_type gbphy_bus_type = {
+static const struct bus_type gbphy_bus_type = {
        .name =         "gbphy",
        .match =        gbphy_dev_match,
        .probe =        gbphy_dev_probe,