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authorTakashi Iwai <tiwai@suse.de>2013-10-30 18:42:13 +0100
committerTakashi Iwai <tiwai@suse.de>2013-10-30 18:42:13 +0100
commitc4a4ddaefbef3c5135c3167bd5e067859d71e84c (patch)
tree1c44a7de360774a272495593d2bb67853380da82 /net/sched/sch_fq.c
parent6fc16e58adf50c0f1e4478538983fb5ff6f453d4 (diff)
parent8723b795aaa0c5f0b9db2099af575f5e089a63f1 (diff)
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Merge tag 'asoc-fix-v3.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.12 A few of the Coverity fixes from Takashi, one of which (the wm_hubs one) is particularly noticable.
Diffstat (limited to 'net/sched/sch_fq.c')
-rw-r--r--net/sched/sch_fq.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/net/sched/sch_fq.c b/net/sched/sch_fq.c
index a2fef8b..a9dfdda 100644
--- a/net/sched/sch_fq.c
+++ b/net/sched/sch_fq.c
@@ -472,20 +472,16 @@ begin:
if (f->credit > 0 || !q->rate_enable)
goto out;
- if (skb->sk && skb->sk->sk_state != TCP_TIME_WAIT) {
- rate = skb->sk->sk_pacing_rate ?: q->flow_default_rate;
+ rate = q->flow_max_rate;
+ if (skb->sk && skb->sk->sk_state != TCP_TIME_WAIT)
+ rate = min(skb->sk->sk_pacing_rate, rate);
- rate = min(rate, q->flow_max_rate);
- } else {
- rate = q->flow_max_rate;
- if (rate == ~0U)
- goto out;
- }
- if (rate) {
+ if (rate != ~0U) {
u32 plen = max(qdisc_pkt_len(skb), q->quantum);
u64 len = (u64)plen * NSEC_PER_SEC;
- do_div(len, rate);
+ if (likely(rate))
+ do_div(len, rate);
/* Since socket rate can change later,
* clamp the delay to 125 ms.
* TODO: maybe segment the too big skb, as in commit
@@ -656,7 +652,7 @@ static int fq_change(struct Qdisc *sch, struct nlattr *opt)
q->quantum = nla_get_u32(tb[TCA_FQ_QUANTUM]);
if (tb[TCA_FQ_INITIAL_QUANTUM])
- q->quantum = nla_get_u32(tb[TCA_FQ_INITIAL_QUANTUM]);
+ q->initial_quantum = nla_get_u32(tb[TCA_FQ_INITIAL_QUANTUM]);
if (tb[TCA_FQ_FLOW_DEFAULT_RATE])
q->flow_default_rate = nla_get_u32(tb[TCA_FQ_FLOW_DEFAULT_RATE]);
@@ -735,12 +731,14 @@ static int fq_dump(struct Qdisc *sch, struct sk_buff *skb)
if (opts == NULL)
goto nla_put_failure;
+ /* TCA_FQ_FLOW_DEFAULT_RATE is not used anymore,
+ * do not bother giving its value
+ */
if (nla_put_u32(skb, TCA_FQ_PLIMIT, sch->limit) ||
nla_put_u32(skb, TCA_FQ_FLOW_PLIMIT, q->flow_plimit) ||
nla_put_u32(skb, TCA_FQ_QUANTUM, q->quantum) ||
nla_put_u32(skb, TCA_FQ_INITIAL_QUANTUM, q->initial_quantum) ||
nla_put_u32(skb, TCA_FQ_RATE_ENABLE, q->rate_enable) ||
- nla_put_u32(skb, TCA_FQ_FLOW_DEFAULT_RATE, q->flow_default_rate) ||
nla_put_u32(skb, TCA_FQ_FLOW_MAX_RATE, q->flow_max_rate) ||
nla_put_u32(skb, TCA_FQ_BUCKETS_LOG, q->fq_trees_log))
goto nla_put_failure;