lkml.org 
[lkml]   [2021]   [Jun]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 1/3] hfs: add missing clean-up in hfs_fill_super
From
Date


> On Jun 29, 2021, at 9:50 PM, Desmond Cheong Zhi Xi <desmondcheongzx@gmail.com> wrote:

<skipped>

> Thanks for the suggestion. Since the bail and bail_no_root error paths are used before hfs_find_init and after hfs_find_exit are called in the normal execution case, moving hfs_find_exit under the bail label wouldn't work.
>
> Perhaps this can be done by introducing another goto label. Any thoughts on the following?
>
> diff --git a/fs/hfs/super.c b/fs/hfs/super.c
> index 44d07c9e3a7f..12d9bae39363 100644
> --- a/fs/hfs/super.c
> +++ b/fs/hfs/super.c
> @@ -420,14 +420,12 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
> if (!res) {
> if (fd.entrylength > sizeof(rec) || fd.entrylength < 0) {
> res = -EIO;
> - goto bail;
> + goto bail_hfs_find;
> }
> hfs_bnode_read(fd.bnode, &rec, fd.entryoffset, fd.entrylength);
> }
> - if (res) {
> - hfs_find_exit(&fd);
> - goto bail_no_root;
> - }
> + if (res)
> + goto bail_hfs_find;
> res = -EINVAL;
> root_inode = hfs_iget(sb, &fd.search_key->cat, &rec);
> hfs_find_exit(&fd);
> @@ -443,6 +441,8 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
> /* everything's okay */
> return 0;
>
> +bail_hfs_find:
> + hfs_find_exit(&fd);
> bail_no_root:
> pr_err("get root inode failed\n");
> bail:

Makes sense. Looks good.

Thanks,
Slava.

\
 
 \ /
  Last update: 2021-06-30 18:51    [W:0.051 / U:0.176 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site