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Commit a8aaa995 authored by Thomas Graf's avatar Thomas Graf Committed by Thomas Graf
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[PKT_SCHED]: GRED: Report out-of-bound DPs as illegal 



Signed-off-by: default avatarThomas Graf <tgraf@suug.ch>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
parent 6639607e

net/sched/sch_gred.c

+3 −6
Original line number Diff line number Diff line
@@ -451,12 +451,9 @@ static int gred_change(struct Qdisc *sch, struct rtattr *opt) 
			return -EINVAL;



	ctl = RTA_DATA(tb[TCA_GRED_PARMS-1]);

	if (ctl->DP > MAX_DPs-1 ) {

		/* misbehaving is punished! Put in the default drop probability */

		DPRINTK("\nGRED: DP %u not in  the proper range fixed. New DP "

			"set to default at %d\n",ctl->DP,table->def);

		ctl->DP=table->def;

	}



	if (ctl->DP >= table->DPs)

		return -EINVAL;

	

	if (table->tab[ctl->DP] == NULL) {

		table->tab[ctl->DP]=kmalloc(sizeof(struct gred_sched_data),