From: Mariusz Kozlowski <[email protected]>
Here is a patch that removes all redundant kobject_unregister argument checks.
Signed-off-by: Mariusz Kozlowski <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/base/class.c | 3 +--
fs/partitions/check.c | 9 +++------
kernel/module.c | 7 ++-----
3 files changed, 6 insertions(+), 13 deletions(-)
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 96def1d..1417e5c 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -163,8 +163,7 @@ int class_register(struct class * cls)
void class_unregister(struct class * cls)
{
pr_debug("device class '%s': unregistering\n", cls->name);
- if (cls->virtual_dir)
- kobject_unregister(cls->virtual_dir);
+ kobject_unregister(cls->virtual_dir);
remove_class_attrs(cls);
subsystem_unregister(&cls->subsys);
}
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index ac32a2e..22d38ff 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -358,8 +358,7 @@ void delete_partition(struct gendisk *disk, int part)
p->ios[0] = p->ios[1] = 0;
p->sectors[0] = p->sectors[1] = 0;
sysfs_remove_link(&p->kobj, "subsystem");
- if (p->holder_dir)
- kobject_unregister(p->holder_dir);
+ kobject_unregister(p->holder_dir);
kobject_uevent(&p->kobj, KOBJ_REMOVE);
kobject_del(&p->kobj);
kobject_put(&p->kobj);
@@ -603,10 +602,8 @@ void del_gendisk(struct gendisk *disk)
disk->stamp = 0;
kobject_uevent(&disk->kobj, KOBJ_REMOVE);
- if (disk->holder_dir)
- kobject_unregister(disk->holder_dir);
- if (disk->slave_dir)
- kobject_unregister(disk->slave_dir);
+ kobject_unregister(disk->holder_dir);
+ kobject_unregister(disk->slave_dir);
if (disk->driverfs_dev) {
char *disk_name = make_block_name(disk);
sysfs_remove_link(&disk->kobj, "device");
diff --git a/kernel/module.c b/kernel/module.c
index 225501f..e06b77a 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1180,11 +1180,8 @@ static void mod_kobject_remove(struct module *mod)
{
module_remove_modinfo_attrs(mod);
module_param_sysfs_remove(mod);
- if (mod->mkobj.drivers_dir)
- kobject_unregister(mod->mkobj.drivers_dir);
- if (mod->holders_dir)
- kobject_unregister(mod->holders_dir);
-
+ kobject_unregister(mod->mkobj.drivers_dir);
+ kobject_unregister(mod->holders_dir);
kobject_unregister(&mod->mkobj.kobj);
}
--
1.5.0
-
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