tree 11f2cdafb6a217858f0fa1f273bb26cc919be840
parent bd961c9bc66497f0c63f4ba1d02900bb85078366
author David Ahern <dsahern@gmail.com> 1538604336 -0700
committer David S. Miller <davem@davemloft.net> 1538774804 -0700

net: sched: Add policy validation for tc attributes

A number of TC attributes are processed without proper validation
(e.g., length checks). Add a tca policy for all input attributes and use
when invoking nlmsg_parse.

The 2 Fixes tags below cover the latest additions. The other attributes
are a string (KIND), nested attribute (OPTIONS which does seem to have
validation in most cases), for dumps only or a flag.

Fixes: 5bc1701881e39 ("net: sched: introduce multichain support for filters")
Fixes: d47a6b0e7c492 ("net: sched: introduce ingress/egress block index attributes for qdisc")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>