mirror of https://gitee.com/openkylin/linux.git
[PKT_SCHED]: GRED: Report out-of-bound DPs as illegal
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
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@ -451,12 +451,9 @@ static int gred_change(struct Qdisc *sch, struct rtattr *opt)
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return -EINVAL;
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ctl = RTA_DATA(tb[TCA_GRED_PARMS-1]);
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if (ctl->DP > MAX_DPs-1 ) {
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/* misbehaving is punished! Put in the default drop probability */
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DPRINTK("\nGRED: DP %u not in the proper range fixed. New DP "
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"set to default at %d\n",ctl->DP,table->def);
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ctl->DP=table->def;
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}
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if (ctl->DP >= table->DPs)
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return -EINVAL;
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if (table->tab[ctl->DP] == NULL) {
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table->tab[ctl->DP]=kmalloc(sizeof(struct gred_sched_data),
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