On Aug 28, 2020, at 8:54 PM, Dinghao Liu <dinghao.liu@xxxxxxxxxx> wrote:
>
> When ext4_journal_get_write_access() fails, we should
> terminate the execution flow and release n_group_desc,
> iloc.bh, dind and gdb_bh.
>
> Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
Looks good. I also reviewed the other error conditions in this function
and didn't see any similar problems.
Reviewed-by: Andreas Dilger <adilger@xxxxxxxxx>
> ---
>
> Changelog:
>
> v2: - Remove changes to ext4_handle_dirty_super()'s
> error handling path.
> ---
> fs/ext4/resize.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
> index a50b51270ea9..71bf600e5b42 100644
> --- a/fs/ext4/resize.c
> +++ b/fs/ext4/resize.c
> @@ -843,8 +843,10 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
>
> BUFFER_TRACE(dind, "get_write_access");
> err = ext4_journal_get_write_access(handle, dind);
> - if (unlikely(err))
> + if (unlikely(err)) {
> ext4_std_error(sb, err);
> + goto errout;
> + }
>
> /* ext4_reserve_inode_write() gets a reference on the iloc */
> err = ext4_reserve_inode_write(handle, inode, &iloc);
> --
> 2.17.1
>
Cheers, Andreas
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