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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-02-08 12:13:26 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-02-09 10:43:37 +0100
commitd2bf38c088e0d5467a0e8a2055d6f95dff5c2125 (patch)
tree717758ce8ceb1c427042142804713ce98ce243c3 /drivers/base
parent63b823d7d3cd275c3347233f95bdf966a595dbc8 (diff)
driver core: remove private pointer from struct bus_type
Now that the driver code has been refactored to not rely on the pointer from a struct bus_type to the private structure it can be safely removed from the structure entirely. This will allow most bus_type structures to now be marked as const. Cc: "Rafael J. Wysocki" <rafael@kernel.org> Link: https://lore.kernel.org/r/20230208111330.439504-18-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/bus.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index c82c65fde8a1..719cd3a1354c 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -205,11 +205,9 @@ EXPORT_SYMBOL_GPL(bus_remove_file);
static void bus_release(struct kobject *kobj)
{
struct subsys_private *priv = to_subsys_private(kobj);
- struct bus_type *bus = priv->bus;
lockdep_unregister_key(&priv->lock_key);
kfree(priv);
- bus->p = NULL;
}
static const struct kobj_type bus_ktype = {
@@ -854,7 +852,6 @@ int bus_register(struct bus_type *bus)
return -ENOMEM;
priv->bus = bus;
- bus->p = priv;
BLOCKING_INIT_NOTIFIER_HEAD(&priv->bus_notifier);
@@ -917,7 +914,6 @@ bus_uevent_fail:
kset_unregister(&priv->subsys);
out:
kfree(priv);
- bus->p = NULL;
return retval;
}
EXPORT_SYMBOL_GPL(bus_register);