On Fri, Sep 30, 2016 at 01:36:30AM +0800, gmail wrote:
> The commit 6050d47adcad
> ("ext4: bail out from make_indexed_dir() on first error")
> miss to release bh in make_indexed_dir.
>
> Signed-off-by: yangsheng <yngsion@xxxxxxxxx>
There's no missing brelse() as far as I can see. bh is assigned to
frame->bh, and the call to dx_release(frames) will release bh.
- Ted
> ---
> fs/ext4/namei.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
> index 38ca0fe..465f960 100644
> --- a/fs/ext4/namei.c
> +++ b/fs/ext4/namei.c
> @@ -2058,19 +2058,18 @@ static int make_indexed_dir(handle_t *handle, struct ext4_filename *fname,
> retval = PTR_ERR(de);
> goto out_frames;
> }
> - dx_release(frames);
>
> retval = add_dirent_to_buf(handle, fname, dir, inode, de, bh);
> - brelse(bh);
> - return retval;
> out_frames:
> /*
> * Even if the block split failed, we have to properly write
> * out all the changes we did so far. Otherwise we can end up
> * with corrupted filesystem.
> */
> - ext4_mark_inode_dirty(handle, dir);
> + if (retval)
> + ext4_mark_inode_dirty(handle, dir);
> dx_release(frames);
> + brelse(bh);
> return retval;
> }
>
>
>
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