From 45b34500f3ef2c84bc12d25f177a95445949e5b6 Mon Sep 17 00:00:00 2001
From: Chao Yu <chao@kernel.org>
Date: Thu, 29 Jun 2023 09:41:02 +0800
Subject: [PATCH] f2fs: fix error path handling in truncate_dnode()

[ Upstream commit 0135c482fa97e2fd8245cb462784112a00ed1211 ]

If truncate_node() fails in truncate_dnode(), it missed to call
f2fs_put_page(), fix it.

Fixes: 7735730d39d7 ("f2fs: fix to propagate error from __get_meta_page()")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 fs/f2fs/node.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index b080d5c58f6c..8256a2dedae8 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -889,8 +889,10 @@ static int truncate_dnode(struct dnode_of_data *dn)
 	dn->ofs_in_node = 0;
 	f2fs_truncate_data_blocks(dn);
 	err = truncate_node(dn);
-	if (err)
+	if (err) {
+		f2fs_put_page(page, 1);
 		return err;
+	}
 
 	return 1;
 }