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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2008-03-09 03:37:16 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-03-10 16:33:32 -0700 |
| commit | ef79df263062fd04fe9db4ee1b9f014a87a8e924 (patch) | |
| tree | fbf7ba4e96597b7f7baa461853060c3abde8f79d /drivers | |
| parent | cdeeeae056a429e729ae9e914fa8142ee45bee93 (diff) | |
| download | op-kernel-dev-ef79df263062fd04fe9db4ee1b9f014a87a8e924.zip op-kernel-dev-ef79df263062fd04fe9db4ee1b9f014a87a8e924.tar.gz | |
sysdev: fix problem with sysdev_class being re-registered
We need to initialize the kobject for a sysdev_class as it could have
been recycled (stupid static kobjects...)
We also do the same thing in case sysdev devices are being
re-registered.
Thanks to Balaji Rao <balajirrao@gmail.com> for pointing out the
problem.
Signed-off-by: Balaji Rao <balajirrao@gmail.com>
Tested-by: Mikael Pettersson <mikpe@it.uu.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/sys.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c index 2f79c55..8e13fd9 100644 --- a/drivers/base/sys.c +++ b/drivers/base/sys.c @@ -133,6 +133,7 @@ int sysdev_class_register(struct sysdev_class * cls) pr_debug("Registering sysdev class '%s'\n", kobject_name(&cls->kset.kobj)); INIT_LIST_HEAD(&cls->drivers); + memset(&cls->kset.kobj, 0x00, sizeof(struct kobject)); cls->kset.kobj.parent = &system_kset->kobj; cls->kset.kobj.ktype = &ktype_sysdev_class; cls->kset.kobj.kset = system_kset; @@ -227,6 +228,9 @@ int sysdev_register(struct sys_device * sysdev) pr_debug("Registering sys device '%s'\n", kobject_name(&sysdev->kobj)); + /* initialize the kobject to 0, in case it had previously been used */ + memset(&sysdev->kobj, 0x00, sizeof(struct kobject)); + /* Make sure the kset is set */ sysdev->kobj.kset = &cls->kset; |
