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linux/net/sched
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John Fastabend f6a082fed1 net: sched: lock imbalance in hhf qdisc 
hhf_change() takes the sch_tree_lock and releases it but misses the
error cases. Fix the missed case here.

To reproduce try a command like this,

# tc qdisc change dev p3p2 root hhf quantum 40960 non_hh_weight 300000

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 		2014-05-04 19:41:45 -04:00
..
Kconfig net: pkt_sched: PIE AQM scheme 2014-01-06 15:13:01 -05:00
Makefile net: pkt_sched: PIE AQM scheme 2014-01-06 15:13:01 -05:00
act_api.c net: Use netlink_ns_capable to verify the permisions of netlink messages 2014-04-24 13:44:54 -04:00
act_csum.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_gact.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_ipt.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_mirred.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_nat.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_pedit.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_police.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_simple.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
act_skbedit.c net_sched: act: move tcf_hashinfo_init() into tcf_register_action() 2014-02-12 19:23:32 -05:00
cls_api.c net: Use netlink_ns_capable to verify the permisions of netlink messages 2014-04-24 13:44:54 -04:00
cls_basic.c net_sched: avoid casting void pointer 2014-01-13 11:50:15 -08:00
cls_bpf.c net_sched: add struct net pointer to tcf_proto_ops->dump 2014-01-13 11:50:14 -08:00
cls_cgroup.c net_sched: add struct net pointer to tcf_proto_ops->dump 2014-01-13 11:50:14 -08:00
cls_flow.c net_sched: add struct net pointer to tcf_proto_ops->dump 2014-01-13 11:50:14 -08:00
cls_fw.c net: sched: use no more than one page in struct fw_head 2014-03-18 14:17:55 -04:00
cls_route.c net_sched: avoid casting void pointer 2014-01-13 11:50:15 -08:00
cls_rsvp.c
…
cls_rsvp.h net_sched: add struct net pointer to tcf_proto_ops->dump 2014-01-13 11:50:14 -08:00
cls_rsvp6.c
…
cls_tcindex.c net_sched: avoid casting void pointer 2014-01-13 11:50:15 -08:00
cls_u32.c net_sched: avoid casting void pointer 2014-01-13 11:50:15 -08:00
em_canid.c net: em_canid: Ematch rule to match CAN frames according to their identifiers 2012-07-04 13:07:05 +02:00
em_cmp.c
…
em_ipset.c em_ipset: use dev_net() accessor 2013-10-18 16:23:06 -04:00
em_meta.c net: Change skb_get_rxhash to skb_get_hash 2013-12-17 16:36:21 -05:00
em_nbyte.c
…
em_text.c
…
em_u32.c
…
ematch.c net: Convert net_ratelimit uses to net_<level>_ratelimited 2012-05-15 13:45:03 -04:00
sch_api.c net: Use netlink_ns_capable to verify the permisions of netlink messages 2014-04-24 13:44:54 -04:00
sch_atm.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_blackhole.c
…
sch_cbq.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_choke.c random32: add prandom_u32_max and convert open coded users 2014-01-21 23:17:20 -08:00
sch_codel.c fq_codel: should use qdisc backlog as threshold 2012-05-16 15:30:26 -04:00
sch_drr.c net_sched: add 64bit rate estimators 2013-06-11 02:51:03 -07:00
sch_dsmark.c sch_dsmark: use correct func name in print messages 2013-12-31 13:50:57 -05:00
sch_fifo.c pkt_sched: Stop using NLA_PUT*(). 2012-04-01 18:11:37 -04:00
sch_fq.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_fq_codel.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_generic.c net-sysfs: expose number of carrier on/off changes 2014-03-31 16:24:52 -04:00
sch_gred.c net_sched: replace pr_warning with pr_warn 2013-12-31 13:50:56 -05:00
sch_hfsc.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_hhf.c net: sched: lock imbalance in hhf qdisc 2014-05-04 19:41:45 -04:00
sch_htb.c net_sched: htb: do not acquire qdisc lock in dump operations 2014-03-06 17:24:54 -05:00
sch_ingress.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_mq.c pkt_sched: give visibility to mq slave qdiscs 2013-12-09 19:54:47 -05:00
sch_mqprio.c pkt_sched: give visibility to mq slave qdiscs 2013-12-09 19:54:47 -05:00
sch_multiq.c net/*: Fix FSF address in file headers 2013-12-06 12:37:57 -05:00
sch_netem.c sch_netem: replace magic numbers with enumerate in get_loss_clg 2014-02-17 16:55:54 -05:00
sch_pie.c net: sched: Cleanup PIE comments 2014-02-13 18:29:58 -05:00
sch_plug.c
…
sch_prio.c pkt_sched: Stop using NLA_PUT*(). 2012-04-01 18:11:37 -04:00
sch_qfq.c pkt_sched: sch_qfq: remove a source of high packet delay/jitter 2013-07-18 13:02:00 -07:00
sch_red.c pkt_sched: Stop using NLA_PUT*(). 2012-04-01 18:11:37 -04:00
sch_sfb.c net: replace macros net_random and net_srandom with direct calls to prandom 2014-01-14 15:15:25 -08:00
sch_sfq.c net: replace macros net_random and net_srandom with direct calls to prandom 2014-01-14 15:15:25 -08:00
sch_tbf.c net_sched: return nla_nest_end() instead of skb->len 2014-03-13 15:39:20 -04:00
sch_teql.c sch_teql: Convert over to dev_neigh_lookup_skb(). 2012-07-05 01:09:06 -07:00