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sched, act: allow to clear all actions as well
When we change the list of action on a given filter, currently we don't change it to empty. This is a bug, we should allow to change to whatever users given. Cc: Jamal Hadi Salim <jhs@mojatatu.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: Cong Wang <cwang@twopensource.com> Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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1 changed files with 6 additions and 8 deletions
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@ -544,14 +544,12 @@ void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
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struct tcf_exts *src)
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{
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#ifdef CONFIG_NET_CLS_ACT
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if (!list_empty(&src->actions)) {
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LIST_HEAD(tmp);
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tcf_tree_lock(tp);
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list_splice_init(&dst->actions, &tmp);
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list_splice(&src->actions, &dst->actions);
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tcf_tree_unlock(tp);
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tcf_action_destroy(&tmp, TCA_ACT_UNBIND);
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}
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LIST_HEAD(tmp);
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tcf_tree_lock(tp);
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list_splice_init(&dst->actions, &tmp);
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list_splice(&src->actions, &dst->actions);
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tcf_tree_unlock(tp);
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tcf_action_destroy(&tmp, TCA_ACT_UNBIND);
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#endif
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}
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EXPORT_SYMBOL(tcf_exts_change);
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