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| author |   Patrick McHardy <kaber@trash.net> | 2008-11-20 04:11:36 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2008-11-20 04:11:36 -0800 |
| commit | b94c8afcba3ae6584653b98e315446ea83be6ea5 (patch) | |
| tree | 377fcfaf74e3aa38243c736a440e45b378355d8e /net/sched/sch_hfsc.c | |
| parent | isdn: isdn_net.c annotate struct ip_ports and trivial sparse fixes (diff) | |
| download | linux-dev-b94c8afcba3ae6584653b98e315446ea83be6ea5.tar.xz linux-dev-b94c8afcba3ae6584653b98e315446ea83be6ea5.zip | |
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_hfsc.c')
| -rw-r--r-- | net/sched/sch_hfsc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index 071c4749a12b..51dd3f401623 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1202,7 +1202,8 @@ hfsc_graft_class(struct Qdisc *sch, unsigned long arg, struct Qdisc *new, sch_tree_lock(sch); hfsc_purge_queue(sch, cl); - *old = xchg(&cl->qdisc, new); + *old = cl->qdisc; + cl->qdisc = new; sch_tree_unlock(sch); return 0; } |