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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-12-03 21:31:08 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-01-24 20:40:10 -0800 |
| commit | c11c4154e7ff4cebfadad849b1e22689d759c3f4 (patch) | |
| tree | 2038ed1677f55d3dafca6faac4a7155fb1e19166 | |
| parent | 244f6cee9a928103132a722292bfa0eb84114b07 (diff) | |
| download | linux-3.10-c11c4154e7ff4cebfadad849b1e22689d759c3f4.tar.gz linux-3.10-c11c4154e7ff4cebfadad849b1e22689d759c3f4.tar.bz2 linux-3.10-c11c4154e7ff4cebfadad849b1e22689d759c3f4.zip | |
kobject: add kobject_init_and_add function
Also add a kobject_init_and_add function which bundles up what a lot of
the current callers want to do all at once, and it properly handles the
memory usages, unlike kobject_register();
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | include/linux/kobject.h | 5 | ||||
| -rw-r--r-- | lib/kobject.c | 27 |
2 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 57eea4cb940..e2b8c3dae42 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -84,6 +84,11 @@ extern int __must_check kobject_add(struct kobject *); extern int __must_check kobject_add_ng(struct kobject *kobj, struct kobject *parent, const char *fmt, ...); +extern int __must_check kobject_init_and_add(struct kobject *kobj, + struct kobj_type *ktype, + struct kobject *parent, + const char *fmt, ...); + extern void kobject_del(struct kobject *); extern int __must_check kobject_rename(struct kobject *, const char *new_name); diff --git a/lib/kobject.c b/lib/kobject.c index 329fd1126b3..8f249408b2e 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -391,6 +391,33 @@ int kobject_add_ng(struct kobject *kobj, struct kobject *parent, EXPORT_SYMBOL(kobject_add_ng); /** + * kobject_init_and_add - initialize a kobject structure and add it to the kobject hierarchy + * @kobj: pointer to the kobject to initialize + * @ktype: pointer to the ktype for this kobject. + * @parent: pointer to the parent of this kobject. + * @fmt: the name of the kobject. + * + * This function combines the call to kobject_init_ng() and + * kobject_add_ng(). The same type of error handling after a call to + * kobject_add_ng() and kobject lifetime rules are the same here. + */ +int kobject_init_and_add(struct kobject *kobj, struct kobj_type *ktype, + struct kobject *parent, const char *fmt, ...) +{ + va_list args; + int retval; + + kobject_init_ng(kobj, ktype); + + va_start(args, fmt); + retval = kobject_add_varg(kobj, parent, fmt, args); + va_end(args); + + return retval; +} +EXPORT_SYMBOL_GPL(kobject_init_and_add); + +/** * kobject_rename - change the name of an object * @kobj: object in question. * @new_name: object's new name |