f2fs: don't leak filename in f2fs_try_convert_inline_dir()

We need to call fscrypt_free_filename() to free the memory allocated by
fscrypt_setup_filename().

Fixes: b06af2aff2 ("f2fs: convert inline_dir early before starting rename")
Cc: <stable@vger.kernel.org> # v5.6+
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Eric Biggers 2020-05-07 00:59:02 -07:00 committed by Jaegeuk Kim
parent 6d92b20103
commit ff5f85c8d6

View File

@ -559,12 +559,12 @@ int f2fs_try_convert_inline_dir(struct inode *dir, struct dentry *dentry)
ipage = f2fs_get_node_page(sbi, dir->i_ino);
if (IS_ERR(ipage)) {
err = PTR_ERR(ipage);
goto out;
goto out_fname;
}
if (f2fs_has_enough_room(dir, ipage, &fname)) {
f2fs_put_page(ipage, 1);
goto out;
goto out_fname;
}
inline_dentry = inline_data_addr(dir, ipage);
@ -572,6 +572,8 @@ int f2fs_try_convert_inline_dir(struct inode *dir, struct dentry *dentry)
err = do_convert_inline_dir(dir, ipage, inline_dentry);
if (!err)
f2fs_put_page(ipage, 1);
out_fname:
fscrypt_free_filename(&fname);
out:
f2fs_unlock_op(sbi);
return err;