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authorPatrick McHardy <kaber@trash.net>2008-11-20 04:11:36 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-20 04:11:36 -0800
commitb94c8afcba3ae6584653b98e315446ea83be6ea5 (patch)
tree377fcfaf74e3aa38243c736a440e45b378355d8e /net/sched/sch_atm.c
parentc19d0369d4c791d90fe0b84d6040a897fe25cc14 (diff)
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 <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_atm.c')
-rw-r--r--net/sched/sch_atm.c3
1 files changed, 2 insertions, 1 deletions
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;