msg/security: Pass kern_ipc_perm not msg_queue into the msg_queue security hooks

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All of the implementations of security hooks that take msg_queue only
access q_perm the struct kern_ipc_perm member.  This means the
dependencies of the msg_queue security hooks can be simplified by
passing the kern_ipc_perm member of msg_queue.

Making this change will allow struct msg_queue to become private to
ipc/msg.c.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

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This commit is contained in:

Eric W. Biederman 2018-03-22 21:22:26 -05:00

parent 7191adff2a

commit d8c6e85432

6 changed files with 62 additions and 65 deletions

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12

include/linux/lsm_hooks.h

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25

include/linux/security.h

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18

ipc/msg.c

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12

security/security.c

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36

security/selinux/hooks.c

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24

security/smack/smack_lsm.c

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