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authorDavide Caratti <dcaratti@redhat.com>2018-10-20 23:33:08 +0200
committerDavid S. Miller <davem@davemloft.net>2018-10-22 19:42:50 -0700
commitc08f5ed5d625926f38552b734b587a28e947b55c (patch)
tree558eb27811f3c42a1a0d2ce53de8f1687cc579f8 /tools
parent9469f375ab0900075bd3f1f58083c19b0224d978 (diff)
net/sched: act_police: disallow 'goto chain' on fallback control action
in the following command: # tc action add action police rate <r> burst <b> conform-exceed <c1>/<c2> 'goto chain x' is allowed only for c1: setting it for c2 makes the kernel crash with NULL pointer dereference, since TC core doesn't initialize the chain handle. Signed-off-by: Davide Caratti <dcaratti@redhat.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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