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SubjectRe: [PATCH v3 6/7] netlink: Add multicast group level permissions
On Wed, 29 Mar 2023 11:25:42 -0700 Anjali Kulkarni wrote:
> A new field perm_groups is added in netlink_sock to store the protocol's
> multicast group access permissions. This is to allow for a more fine
> grained access control than just at the protocol level. These
> permissions can be supplied by the protocol via the netlink_kernel_cfg.
> A new function netlink_multicast_allowed() is added, which checks if
> the protocol's multicast group has non-root access before allowing bind.

Is there a reason this is better than implementing .bind
in the connector family and filtering there?

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