Example use of WARN()

Now that WARN() exists, we can fold some of the printk's into it.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/kobject.c b/lib/kobject.c
index 7444015..bd732ff 100644 (file)
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -164,9 +164,8 @@ static int kobject_add_internal(struct kobject *kobj)
                return -ENOENT;
 
        if (!kobj->name || !kobj->name[0]) {
-               pr_debug("kobject: (%p): attempted to be registered with empty "
+               WARN(1, "kobject: (%p): attempted to be registered with empty "
                         "name!\n", kobj);
-               WARN_ON(1);
                return -EINVAL;
        }
 
@@ -583,12 +582,10 @@ static void kobject_release(struct kref *kref)
 void kobject_put(struct kobject *kobj)
 {
        if (kobj) {
-               if (!kobj->state_initialized) {
-                       printk(KERN_WARNING "kobject: '%s' (%p): is not "
+               if (!kobj->state_initialized)
+                       WARN(1, KERN_WARNING "kobject: '%s' (%p): is not "
                               "initialized, yet kobject_put() is being "
                               "called.\n", kobject_name(kobj), kobj);
-                       WARN_ON(1);
-               }
                kref_put(&kobj->kref, kobject_release);
        }
 }