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Colin Ian King 985538eee0 net/sched: remove redundant null check on head 
head is previously null checked and so the 2nd null check on head
is redundant and therefore can be removed.

Detected by CoverityScan, CID#1399505 ("Logically dead code")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-04 11:01:30 -04:00
..
act_api.c
net: sched: add helpers to handle extended actions
2017-05-02 15:33:54 -04:00
act_bpf.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_connmark.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_csum.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_gact.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_ife.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_ipt.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_meta_mark.c
Support to encoding decoding skb mark on IFE action
2016-03-01 17:15:23 -05:00
act_meta_skbprio.c
Support to encoding decoding skb prio on IFE action
2016-03-01 17:15:23 -05:00
act_meta_skbtcindex.c
net sched ife action: Introduce skb tcindex metadata encap decap
2016-09-19 21:55:28 -04:00
act_mirred.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_nat.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_pedit.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_police.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_sample.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_simple.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_skbedit.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_skbmod.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_tunnel_key.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
act_vlan.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
cls_api.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_basic.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_bpf.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_cgroup.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_flow.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_flower.c
flower: check unused bits in MPLS fields
2017-05-01 11:12:21 -04:00
cls_fw.c
net_sched: remove useless NULL to tp->root
2017-04-21 13:58:15 -04:00
cls_matchall.c
net/sched: remove redundant null check on head
2017-05-04 11:01:30 -04:00
cls_route.c
net_sched: remove useless NULL to tp->root
2017-04-21 13:58:15 -04:00
cls_rsvp6.c
…
cls_rsvp.c
…
cls_rsvp.h
net_sched: remove useless NULL to tp->root
2017-04-21 13:58:15 -04:00
cls_tcindex.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
cls_u32.c
net_sched: move the empty tp check from ->destroy() to ->delete()
2017-04-21 13:58:15 -04:00
em_canid.c
net: sched: remove tcf_proto from ematch calls
2014-10-06 18:02:32 -04:00
em_cmp.c
net_sched: cleanups
2011-01-19 23:31:12 -08:00
em_ipset.c
netfilter: x_tables: move hook state into xt_action_param structure
2016-11-03 10:56:21 +01:00
em_meta.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
em_nbyte.c
net: sched: remove tcf_proto from ematch calls
2014-10-06 18:02:32 -04:00
em_text.c
net: Remove state argument from skb_find_text()
2015-02-22 15:59:54 -05:00
em_u32.c
net_sched: cleanups
2011-01-19 23:31:12 -08:00
ematch.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
Kconfig
Subject: net: allow configuring default qdisc
2017-04-17 13:23:06 -04:00
Makefile
net/sched: Introduce sample tc action
2017-01-24 13:44:28 -05:00
sch_api.c
net: rtnetlink: plumb extended ack to doit function
2017-04-17 15:35:38 -04:00
sch_atm.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_blackhole.c
net_sched: drop packets after root qdisc lock is released
2016-06-25 12:19:35 -04:00
sch_cbq.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_choke.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_codel.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_drr.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_dsmark.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_fifo.c
sched: don't use skb queue helpers
2016-09-19 01:47:18 -04:00
sch_fq_codel.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_fq.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_generic.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2017-04-15 21:16:30 -04:00
sch_gred.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_hfsc.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_hhf.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_htb.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_ingress.c
sched: move tcf_proto_destroy and tcf_destroy_chain helpers into cls_api
2017-02-10 11:38:08 -05:00
sch_mq.c
net: sched: make default fifo qdiscs appear in the dump
2017-03-12 22:53:02 -07:00
sch_mqprio.c
mqprio: Modify mqprio to pass user parameters via ndo_setup_tc.
2017-03-15 15:20:27 -07:00
sch_multiq.c
net: sched: make default fifo qdiscs appear in the dump
2017-03-12 22:53:02 -07:00
sch_netem.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_pie.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_plug.c
net_sched: drop packets after root qdisc lock is released
2016-06-25 12:19:35 -04:00
sch_prio.c
net: sched: make default fifo qdiscs appear in the dump
2017-03-12 22:53:02 -07:00
sch_qfq.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_red.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_sfb.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_sfq.c
net_sched: use setup_deferrable_timer
2017-03-24 14:42:52 -07:00
sch_tbf.c
netlink: pass extended ACK struct to parsing functions
2017-04-13 13:58:22 -04:00
sch_teql.c
net: make ndo_get_stats64 a void function
2017-01-08 17:51:44 -05:00