exfat: handle unreconized benign secondary entries

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Sony PXW-Z280 camera add vendor allocation entries to directory of
pictures. Currently, linux exfat does not support it and the file is
not visible. This patch handle vendor extension and allocation entries
as unreconized benign secondary entries. As described in the specification,
it is recognized but ignored, and when deleting directory entry set,
the associated clusters allocation are removed as well as benign secondary
directory entries.

Reported-by: Barócsi Dénes <admin@tveger.hu>
Reviewed-by: Sungjong Seo <sj1557.seo@samsung.com>
Reviewed-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>

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This commit is contained in:

Namjae Jeon 2023-01-14 13:09:48 +09:00

parent 39c1ce8eaf

commit 8258ef2800

3 changed files with 81 additions and 25 deletions

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83

fs/exfat/dir.c

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2

fs/exfat/exfat_fs.h

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21

fs/exfat/exfat_raw.h

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