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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-12-11 15:10:47 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-01-15 13:43:49 -0800 |
| commit | 762e4db5450a666bcf5144ffeb0b2e582ba67ff8 (patch) | |
| tree | a12082f80acd0273a0947cfd280f54b2218eb4e4 /fs/f2fs/namei.c | |
| parent | 5b1dbb082f196278f82b6a15a13848efacb9ff11 (diff) | |
| download | linux-stable-762e4db5450a666bcf5144ffeb0b2e582ba67ff8.tar.gz linux-stable-762e4db5450a666bcf5144ffeb0b2e582ba67ff8.tar.bz2 linux-stable-762e4db5450a666bcf5144ffeb0b2e582ba67ff8.zip | |
f2fs: don't put new_page twice in f2fs_rename
In f2fs_rename(), new_page is gone after f2fs_set_link(), but it tries
to put again when whiteout is failed and jumped to put_out_dir.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/namei.c')
| -rw-r--r-- | fs/f2fs/namei.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index 5d9584281935..7a8a3df8406f 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -850,7 +850,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, struct inode *old_inode = d_inode(old_dentry); struct inode *new_inode = d_inode(new_dentry); struct inode *whiteout = NULL; - struct page *old_dir_page; + struct page *old_dir_page = NULL; struct page *old_page, *new_page = NULL; struct f2fs_dir_entry *old_dir_entry = NULL; struct f2fs_dir_entry *old_entry; @@ -929,6 +929,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, goto put_out_dir; f2fs_set_link(new_dir, new_entry, new_page, old_inode); + new_page = NULL; new_inode->i_ctime = current_time(new_inode); down_write(&F2FS_I(new_inode)->i_sem); @@ -990,6 +991,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, f2fs_mark_inode_dirty_sync(old_inode, false); f2fs_delete_entry(old_entry, old_page, old_dir, NULL); + old_page = NULL; if (whiteout) { set_inode_flag(whiteout, FI_INC_LINK); @@ -1025,8 +1027,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, put_out_dir: f2fs_unlock_op(sbi); - if (new_page) - f2fs_put_page(new_page, 0); + f2fs_put_page(new_page, 0); out_dir: if (old_dir_entry) f2fs_put_page(old_dir_page, 0); |