[PATCH 4/4] mm/page_alloc.c: bad_[reason|flags] is not necessary when PageHWPoison

Wei Yang
2020-01-19T13:14:41Z

Since function returns directly, bad_[reason|flags] is not used any
where.

This is a following cleanup for commit e570f56cccd21 ("mm:
check_new_page_bad() directly returns in __PG_HWPOISON case")

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
---
mm/page_alloc.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 87658a16af07..2b5e2e156dbf 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2051,8 +2051,6 @@ static void check_new_page_bad(struct page *page)

bad_reason = __check_page(page);
if (unlikely(page->flags & __PG_HWPOISON)) {
- bad_reason = "HWPoisoned (hardware-corrupted)";
- bad_flags = __PG_HWPOISON;
/* Don't complain about hwpoisoned pages */
page_mapcount_reset(page); /* remove PageBuddy */
return;
--
2.17.1