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tc: Fix unitialized kernel memory leak

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Three bytes of uninitialized kernel memory are currently leaked to user

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Reviewed-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2009-09-02 02:40:09 +00:00 committed by David S. Miller
parent 2fbd3da387
commit 16ebb5e0b3
1 changed files with 2 additions and 0 deletions
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2
net/sched/sch_api.c
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@ -1456,6 +1456,8 @@ static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q,
nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags); nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags);
tcm = NLMSG_DATA(nlh); tcm = NLMSG_DATA(nlh);
tcm->tcm_family = AF_UNSPEC; tcm->tcm_family = AF_UNSPEC;
tcm->tcm__pad1 = 0;
tcm->tcm__pad2 = 0;
tcm->tcm_ifindex = qdisc_dev(q)->ifindex; tcm->tcm_ifindex = qdisc_dev(q)->ifindex;
tcm->tcm_parent = q->handle; tcm->tcm_parent = q->handle;
tcm->tcm_handle = q->handle; tcm->tcm_handle = q->handle;