[PATCH 1/3] f2fs: fix to release node block count in error path of f2fs_new_node_page()

From: Chao Yu
Date: Mon May 06 2024 - 06:33:26 EST


It missed to call dec_valid_node_count() to release node block count
in error path, fix it.

Fixes: 141170b759e0 ("f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page()")
Signed-off-by: Chao Yu <chao@xxxxxxxxxx>
---
fs/f2fs/node.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index b3de6d6cdb02..ae39971825bc 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1313,15 +1313,14 @@ struct page *f2fs_new_node_page(struct dnode_of_data *dn, unsigned int ofs)

#ifdef CONFIG_F2FS_CHECK_FS
err = f2fs_get_node_info(sbi, dn->nid, &new_ni, false);
- if (err) {
- dec_valid_node_count(sbi, dn->inode, !ofs);
- goto fail;
- }
+ if (err)
+ goto out_dec;
+
if (unlikely(new_ni.blk_addr != NULL_ADDR)) {
err = -EFSCORRUPTED;
set_sbi_flag(sbi, SBI_NEED_FSCK);
f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
- goto fail;
+ goto out_dec;
}
#endif
new_ni.nid = dn->nid;
@@ -1345,7 +1344,8 @@ struct page *f2fs_new_node_page(struct dnode_of_data *dn, unsigned int ofs)
if (ofs == 0)
inc_valid_inode_count(sbi);
return page;
-
+out_dec:
+ dec_valid_node_count(sbi, dn->inode, !ofs);
fail:
clear_node_page_dirty(page);
f2fs_put_page(page, 1);
--
2.40.1