From b94c8afcba3ae6584653b98e315446ea83be6ea5 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Thu, 20 Nov 2008 04:11:36 -0800 Subject: pkt_sched: remove unnecessary xchg() in packet schedulers The use of xchg() hasn't been necessary since 2.2.something when proper locking was added to packet schedulers. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- net/sched/sch_atm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'net/sched/sch_atm.c') diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c index ca90f6e59aee..2a8b83af7c47 100644 --- a/net/sched/sch_atm.c +++ b/net/sched/sch_atm.c @@ -102,7 +102,8 @@ static int atm_tc_graft(struct Qdisc *sch, unsigned long arg, return -EINVAL; if (!new) new = &noop_qdisc; - *old = xchg(&flow->q, new); + *old = flow->q; + flow->q = new; if (*old) qdisc_reset(*old); return 0; -- cgit v1.2.1