From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Sat, 12 Aug 2017 21:33:23 -0700
Subject: [PATCH] f2fs: check hot_data for roll-forward recovery
References: bnc#1060662
Patch-mainline: 4.12.14
Git-commit: 125c9fb1ccb53eb2ea9380df40f3c743f3fb2fed

commit 125c9fb1ccb53eb2ea9380df40f3c743f3fb2fed upstream.

We need to check HOT_DATA to truncate any previous data block when doing
roll-forward recovery.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 fs/f2fs/recovery.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index 14e88dbe671d..86d813a3f5d1 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -291,7 +291,7 @@ static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi,
 		return 0;
 
 	/* Get the previous summary */
-	for (i = CURSEG_WARM_DATA; i <= CURSEG_COLD_DATA; i++) {
+	for (i = CURSEG_HOT_DATA; i <= CURSEG_COLD_DATA; i++) {
 		struct curseg_info *curseg = CURSEG_I(sbi, i);
 		if (curseg->segno == segno) {
 			sum = curseg->sum_blk->entries[blkoff];
-- 
2.14.2