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authorGeliang Tang <geliangtang@163.com>2016-01-20 15:00:34 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-20 17:09:18 -0800
commit2b24692b9235cb82b6f735b7a4c4137211ddf005 (patch)
treeb904318b6f7a2c04c44e43c694ee2e786ccba50c
parentcdf4b3fa03bab157d2d70d4de65bb7ae319b084f (diff)
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>
-rw-r--r--kernel/kexec_core.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index c823f3001e12..8dc659144869 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);
}