Re: [RFC PATCH v2] selinux: Fix security_compute_av() to not return unknown class errors when in permissive mode

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On Wed, 16 Dec 2009, Paul Moore wrote:

> It is possible security_compute_av() to return -EINVAL, even when in
> permissive mode, due to unknown object classes and SIDs.  This patch fixes
> this by doing away with the return value for security_compute_av() and
> treating unknown classes and SIDs as permission denials.
> 
> NOTE: I've only tested this on Fedora/Rawhide using the standard policy,
> so while I'm fairly confident there are no regressions in the common case
> the error case hasn't been fully tested yet; I'm posting this to solicit
> comments on the basic approach.

Looks ok to me.

-- 
James Morris
<jmorris@xxxxxxxxx>

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