RE: [PATCH v3] exfat: integrates dir-entry getting and validation

From: Sungjong Seo
Date: Sat Aug 08 2020 - 12:35:47 EST


> Add validation for num, bh and type on getting dir-entry.
> Renamed exfat_get_dentry_cached() to exfat_get_validated_dentry() due to a
> change in functionality.
>
> Integrate type-validation with simplified.
> This will also recognize a dir-entry set that contains 'benign secondary'
> dir-entries.
>
> Pre-Validated 'file' and 'stream-ext' dir-entries are provided as member
> variables of exfat_entry_set_cache.
>
> And, rename TYPE_EXTEND to TYPE_NAME.
>
> Suggested-by: Sungjong Seo <sj1557.seo@xxxxxxxxxxx>
> Suggested-by: Namjae Jeon <namjae.jeon@xxxxxxxxxxx>
> Signed-off-by: Tetsuhiro Kohada <kohada.t2@xxxxxxxxx>

Reviewed-by: Sungjong Seo <sj1557.seo@xxxxxxxxxxx>

Looks good to me. Thanks.

> ---
> Changes in v2
> - Change verification order
> - Verification loop start with index 2
> Changes in v3
> - Fix indent
> - Fix comment of exfat_get_dentry_set()
> - Add de_file/de_stream in exfat_entry_set_cache
> - Add srtuct tag name for each dir-entry type in exfat_dentry
> - Add description about de_file/de_stream to commit-log
>
> fs/exfat/dir.c | 147 +++++++++++++++++--------------------------
> fs/exfat/exfat_fs.h | 17 +++--
> fs/exfat/exfat_raw.h | 10 +--
> fs/exfat/file.c | 25 ++++----
> fs/exfat/inode.c | 49 ++++++---------
> fs/exfat/namei.c | 36 +++++------
> 6 files changed, 122 insertions(+), 162 deletions(-)