From 2b24692b9235cb82b6f735b7a4c4137211ddf005 Mon Sep 17 00:00:00 2001
From: Geliang Tang <geliangtang@163.com>
Date: Wed, 20 Jan 2016 15:00:34 -0800
Subject: [PATCH] kernel/kexec_core.c: use list_for_each_entry_safe in
kimage_free_page_list
Use list_for_each_entry_safe() instead of list_for_each_safe() to
simplify the code.
Signed-off-by: Geliang Tang <geliangtang@163.com>
Cc: Dave Young <dyoung@redhat.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
kernel/kexec_core.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index c823f3001e121..8dc6591448699 100644
--- a/kernel/kexec_core.c
+++ b/kernel/kexec_core.c
@@ -310,12 +310,9 @@ static void kimage_free_pages(struct page *page)
void kimage_free_page_list(struct list_head *list)
{
- struct list_head *pos, *next;
+ struct page *page, *next;
- list_for_each_safe(pos, next, list) {
- struct page *page;
-
- page = list_entry(pos, struct page, lru);
+ list_for_each_entry_safe(page, next, list, lru) {
list_del(&page->lru);
kimage_free_pages(page);
}
--
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