string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / lib / kobject.c

diff --git a/lib/kobject.c b/lib/kobject.c
index 0487d1f..b512b74 100644 (file)
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -212,12 +212,15 @@ static int kobject_add_internal(struct kobject *kobj)
  * @fmt: format string used to build the name
  * @vargs: vargs to format the string.
  */
-static int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
+int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
                                  va_list vargs)
 {
        const char *old_name = kobj->name;
        char *s;
 
+       if (kobj->name && !fmt)
+               return 0;
+
        kobj->name = kvasprintf(GFP_KERNEL, fmt, vargs);
        if (!kobj->name)
                return -ENOMEM;
@@ -790,11 +793,16 @@ static struct kset *kset_create(const char *name,
                                struct kobject *parent_kobj)
 {
        struct kset *kset;
+       int retval;
 
        kset = kzalloc(sizeof(*kset), GFP_KERNEL);
        if (!kset)
                return NULL;
-       kobject_set_name(&kset->kobj, name);
+       retval = kobject_set_name(&kset->kobj, name);
+       if (retval) {
+               kfree(kset);
+               return NULL;
+       }
        kset->uevent_ops = uevent_ops;
        kset->kobj.parent = parent_kobj;