From 8a47077a0b5aa2649751c46e7a27884e6686ccbf Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Tue, 28 Jun 2005 12:56:45 -0700 Subject: [PATCH] [NETLINK]: Missing padding fields in dumped structures Plug holes with padding fields and initialized them to zero. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/pkt_cls.h | 1 + include/linux/pkt_sched.h | 9 ++++++--- include/linux/rtnetlink.h | 5 +++++ net/ipv6/addrconf.c | 3 +++ net/sched/cls_rsvp.h | 1 + net/sched/sch_cbq.c | 1 + 6 files changed, 17 insertions(+), 3 deletions(-) diff --git a/include/linux/pkt_cls.h b/include/linux/pkt_cls.h index 25d2d67c1f..bd2c5a2bbb 100644 --- a/include/linux/pkt_cls.h +++ b/include/linux/pkt_cls.h @@ -276,6 +276,7 @@ struct tc_rsvp_pinfo __u8 protocol; __u8 tunnelid; __u8 tunnelhdr; + __u8 pad; }; /* ROUTE filter */ diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index 1d9da36eb9..60ffcb9c57 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -221,9 +221,11 @@ struct tc_gred_qopt /* gred setup */ struct tc_gred_sopt { - __u32 DPs; - __u32 def_DP; - __u8 grio; + __u32 DPs; + __u32 def_DP; + __u8 grio; + __u8 pad1; + __u16 pad2; }; /* HTB section */ @@ -351,6 +353,7 @@ struct tc_cbq_ovl #define TC_CBQ_OVL_DROP 3 #define TC_CBQ_OVL_RCLASSIC 4 unsigned char priority2; + __u16 pad; __u32 penalty; }; diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index dc26e82ba0..657c05ab8f 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -363,6 +363,8 @@ enum struct rta_session { __u8 proto; + __u8 pad1; + __u16 pad2; union { struct { @@ -635,10 +637,13 @@ struct ifinfomsg struct prefixmsg { unsigned char prefix_family; + unsigned char prefix_pad1; + unsigned short prefix_pad2; int prefix_ifindex; unsigned char prefix_type; unsigned char prefix_len; unsigned char prefix_flags; + unsigned char prefix_pad3; }; enum diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 8140bed78a..1b2902d8eb 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -3031,9 +3031,12 @@ static int inet6_fill_prefix(struct sk_buff *skb, struct inet6_dev *idev, nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*pmsg), flags); pmsg = NLMSG_DATA(nlh); pmsg->prefix_family = AF_INET6; + pmsg->prefix_pad1 = 0; + pmsg->prefix_pad2 = 0; pmsg->prefix_ifindex = idev->dev->ifindex; pmsg->prefix_len = pinfo->prefix_len; pmsg->prefix_type = pinfo->type; + pmsg->prefix_pad3 = 0; pmsg->prefix_flags = 0; if (pinfo->onlink) diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index 232fb91968..006168d693 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -618,6 +618,7 @@ static int rsvp_dump(struct tcf_proto *tp, unsigned long fh, pinfo.protocol = s->protocol; pinfo.tunnelid = s->tunnelid; pinfo.tunnelhdr = f->tunnelhdr; + pinfo.pad = 0; RTA_PUT(skb, TCA_RSVP_PINFO, sizeof(pinfo), &pinfo); if (f->res.classid) RTA_PUT(skb, TCA_RSVP_CLASSID, 4, &f->res.classid); diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index baeb3111f7..09453f997d 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1528,6 +1528,7 @@ static __inline__ int cbq_dump_ovl(struct sk_buff *skb, struct cbq_class *cl) opt.strategy = cl->ovl_strategy; opt.priority2 = cl->priority2+1; + opt.pad = 0; opt.penalty = (cl->penalty*1000)/HZ; RTA_PUT(skb, TCA_CBQ_OVL_STRATEGY, sizeof(opt), &opt); return skb->len; -- 2.39.5