kcore: more fixes for init

proc_kcore_init() doesn't check NULL case.  fix it and remove unnecessary
comments.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
KAMEZAWA Hiroyuki 2009-09-22 16:45:50 -07:00 committed by Linus Torvalds
parent 81ac3ad906
commit 90396f96b7

View file

@ -606,6 +606,10 @@ static int __init proc_kcore_init(void)
{
proc_root_kcore = proc_create("kcore", S_IRUSR, NULL,
&proc_kcore_operations);
if (!proc_root_kcore) {
printk(KERN_ERR "couldn't create /proc/kcore\n");
return 0; /* Always returns 0. */
}
/* Store text area if it's special */
proc_kcore_text_init();
/* Store vmalloc area */
@ -615,7 +619,6 @@ static int __init proc_kcore_init(void)
/* Store direct-map area from physical memory map */
kcore_update_ram();
hotplug_memory_notifier(kcore_callback, 0);
/* Other special area, area-for-module etc is arch specific. */
return 0;
}