jfs: define xtree root and page independently

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commit a779ed754e upstream.

In order to make array bounds checking sane, provide a separate
definition of the in-inode xtree root and the external xtree page.

Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Tested-by: Manas Ghandat <ghandatmanas@gmail.com>
Closes: https://syzkaller.appspot.com/bug?extid=ccb458b6679845ee0bae
Reported-by: syzbot+ccb458b6679845ee0bae@syzkaller.appspotmail.com
Signed-off-by: Aditya Dutt <duttaditya18@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Dave Kleikamp 2023-10-05 09:16:14 -05:00 • committed by Greg Kroah-Hartman

parent 2ddd4a7a8b

commit a1166e98d8

6 changed files with 32 additions and 23 deletions

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2

fs/jfs/jfs_dinode.h

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6

fs/jfs/jfs_imap.c

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2

fs/jfs/jfs_incore.h

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4

fs/jfs/jfs_txnmgr.c

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4

fs/jfs/jfs_xtree.c

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37

fs/jfs/jfs_xtree.h

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