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Driver core: change sysdev classes to use dynamic kobject names

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All kobjects require a dynamically allocated name now. We no longer
need to keep track if the name is statically assigned, we can just
unconditionally free() all kobject names on cleanup.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers
2007-12-20 02:09:39 +01:00
committed by Greg Kroah-Hartman
parent 528a4bf1d5
commit af5ca3f4ec
55 changed files with 62 additions and 73 deletions
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lib/kobject.c
+5 -9
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@@ -165,7 +165,7 @@ static int kobject_add_internal(struct kobject *kobj)
if (!kobj)
return -ENOENT;
if (!kobj->k_name || !kobj->k_name[0]) {
if (!kobj->name || !kobj->name[0]) {
pr_debug("kobject: (%p): attempted to be registered with empty "
"name!\n", kobj);
WARN_ON(1);
@@ -228,13 +228,11 @@ static int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
if (!name)
return -ENOMEM;
/* Free the old name, if necessary. */
kfree(kobj->k_name);
kfree(kobj->name);
/* Now, set the new name */
kobj->k_name = name;
kobj->state_name_set = 1;
kobj->name = name;
return 0;
}
@@ -295,7 +293,6 @@ void kobject_init(struct kobject *kobj, struct kobj_type *ktype)
kref_init(&kobj->kref);
INIT_LIST_HEAD(&kobj->entry);
kobj->ktype = ktype;
kobj->state_name_set = 0;
kobj->state_in_sysfs = 0;
kobj->state_add_uevent_sent = 0;
kobj->state_remove_uevent_sent = 0;
@@ -551,8 +548,7 @@ struct kobject * kobject_get(struct kobject * kobj)
static void kobject_cleanup(struct kobject *kobj)
{
struct kobj_type *t = get_ktype(kobj);
const char *name = kobj->k_name;
int name_set = kobj->state_name_set;
const char *name = kobj->name;
pr_debug("kobject: '%s' (%p): %s\n",
kobject_name(kobj), kobj, __FUNCTION__);
@@ -583,7 +579,7 @@ static void kobject_cleanup(struct kobject *kobj)
}
/* free name if we allocated it */
if (name_set && name) {
if (name) {
pr_debug("kobject: '%s': free name\n", name);
kfree(name);
}