Commit 2a81ada3 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

driver core: make struct bus_type.uevent() take a const * 



The uevent() callback in struct bus_type should not be modifying the
device that is passed into it, so mark it as a const * and propagate the
function signature changes out into all relevant subsystems that use
this callback.

Acked-by: default avatarRafael J. Wysocki <rafael@kernel.org>
Acked-by: default avatarHans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230111113018.459199-16-gregkh@linuxfoundation.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c6e84185

arch/mips/sgi-ip22/ip22-gio.c

+2 −2
Original line number Diff line number Diff line
@@ -199,9 +199,9 @@ static struct attribute *gio_dev_attrs[] = { 
};

ATTRIBUTE_GROUPS(gio_dev);



static int gio_device_uevent(struct device *dev, struct kobj_uevent_env *env)

static int gio_device_uevent(const struct device *dev, struct kobj_uevent_env *env)

{

	struct gio_device *gio_dev = to_gio_device(dev);

	const struct gio_device *gio_dev = to_gio_device(dev);



	add_uevent_var(env, "MODALIAS=gio:%x", gio_dev->id.id);

	return 0;

arch/parisc/kernel/drivers.c

+2 −2
Original line number Diff line number Diff line
@@ -552,7 +552,7 @@ static int parisc_generic_match(struct device *dev, struct device_driver *drv) 
	return match_device(to_parisc_driver(drv), to_parisc_device(dev));

}



static ssize_t make_modalias(struct device *dev, char *buf)

static ssize_t make_modalias(const struct device *dev, char *buf)

{

	const struct parisc_device *padev = to_parisc_device(dev);

	const struct parisc_device_id *id = &padev->id;
@@ -562,7 +562,7 @@ static ssize_t make_modalias(struct device *dev, char *buf) 
		(u32)id->sversion);

}



static int parisc_uevent(struct device *dev, struct kobj_uevent_env *env)

static int parisc_uevent(const struct device *dev, struct kobj_uevent_env *env)

{

	const struct parisc_device *padev;

	char modalias[40];

arch/powerpc/platforms/pseries/vio.c

+2 −2
Original line number Diff line number Diff line
@@ -1609,10 +1609,10 @@ static int vio_bus_match(struct device *dev, struct device_driver *drv) 
	return (ids != NULL) && (vio_match_device(ids, vio_dev) != NULL);

}



static int vio_hotplug(struct device *dev, struct kobj_uevent_env *env)

static int vio_hotplug(const struct device *dev, struct kobj_uevent_env *env)

{

	const struct vio_dev *vio_dev = to_vio_dev(dev);

	struct device_node *dn;

	const struct device_node *dn;

	const char *cp;



	dn = dev->of_node;

arch/sparc/kernel/vio.c

+1 −1
Original line number Diff line number Diff line
@@ -46,7 +46,7 @@ static const struct vio_device_id *vio_match_device( 
	return NULL;

}



static int vio_hotplug(struct device *dev, struct kobj_uevent_env *env)

static int vio_hotplug(const struct device *dev, struct kobj_uevent_env *env)

{

	const struct vio_dev *vio_dev = to_vio_dev(dev);

drivers/acpi/bus.c

+1 −1
Original line number Diff line number Diff line
@@ -1014,7 +1014,7 @@ static int acpi_bus_match(struct device *dev, struct device_driver *drv) 
		&& !acpi_match_device_ids(acpi_dev, acpi_drv->ids);

}



static int acpi_device_uevent(struct device *dev, struct kobj_uevent_env *env)

static int acpi_device_uevent(const struct device *dev, struct kobj_uevent_env *env)

{

	return __acpi_device_uevent_modalias(to_acpi_device(dev), env);

}