erofs: add unsupported inode i_format check

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commit 24a806d849 upstream.

If any unknown i_format fields are set (may be of some new incompat
inode features), mark such inode as unsupported.

Just in case of any new incompat i_format fields added in the future.

Link: https://lore.kernel.org/r/20210329003614.6583-1-hsiangkao@aol.com
Fixes: 431339ba90 ("staging: erofs: add inode operations")
Cc: <stable@vger.kernel.org> # 4.19+
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Gao Xiang 2021-03-29 08:36:14 +08:00 • committed by Greg Kroah-Hartman

parent 34ec706bf0

commit dbaf435ddf

2 changed files with 10 additions and 0 deletions

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3

fs/erofs/erofs_fs.h

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7

fs/erofs/inode.c

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