[PATCH 14/46] Driver core: suppress uevents via filter

Greg Kroah-Hartman
2007-04-27T19:13:28Z

From: Cornelia Huck <cornelia.huck@de.ibm.com>

Suppress uevents for devices if uevent_suppress is set via
dev_uevent_filter(). This makes the driver core suppress all device
uevents, not just the add event in device_add().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/core.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index be6aeb4..c34a4d8 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -120,6 +120,8 @@ static int dev_uevent_filter(struct kset *kset, struct kobject *kobj)

if (ktype == &ktype_device) {
struct device *dev = to_dev(kobj);
+ if (dev->uevent_suppress)
+ return 0;
if (dev->bus)
return 1;
if (dev->class)
@@ -675,8 +677,7 @@ int device_add(struct device *dev)
goto PMError;
if ((error = bus_add_device(dev)))
goto BusError;
- if (!dev->uevent_suppress)
- kobject_uevent(&dev->kobj, KOBJ_ADD);
+ kobject_uevent(&dev->kobj, KOBJ_ADD);
bus_attach_device(dev);
if (parent)
klist_add_tail(&dev->knode_parent, &parent->klist_children);
--
1.5.1.2