Re: [PATCH net-next 2/5] selinux/nlmsg: add RTM_GETNSID

[Nicolas Dichtel]

Le 09/04/2015 13:10, Paul Moore a Ãcrit :
[snip]
> > --- a/security/selinux/nlmsgtab.c
> > +++ b/security/selinux/nlmsgtab.c
> > @@ -74,6 +74,7 @@ static struct nlmsg_perm nlmsg_route_perms[] =
> >          { RTM_DELMDB,           NETLINK_ROUTE_SOCKET__NLMSG_WRITE  },
> >          { RTM_GETMDB,           NETLINK_ROUTE_SOCKET__NLMSG_READ  },
> >          { RTM_NEWNSID,          NETLINK_ROUTE_SOCKET__NLMSG_WRITE },
> > +       { RTM_DELNSID,          NETLINK_ROUTE_SOCKET__NLMSG_READ  },
> >          { RTM_GETNSID,          NETLINK_ROUTE_SOCKET__NLMSG_READ  },
> >   };
>
> Can you elaborate a bit on the RTM_DELNSID type?  Based only on the
> name I wonder if it should be treated as a "write" and not a "read"
> operation.
The user is not allowed to delete a nsid (no method is implemented). This
RTM_DELNSID is only used for notifications.
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