net_sched: introduce tclass_del_notify()

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Like for TC actions, ->delete() is a special case,
we have to prepare and fill the notification before delete
otherwise would get use-after-free after we remove the
reference count.

Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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WANG Cong 2017-08-24 16:51:28 -07:00 • committed by David S. Miller

parent 27d7f07c49

commit 14546ba1e5

1 changed files with 33 additions and 6 deletions

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39

net/sched/sch_api.c

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