The Coverity checker spotted the following check-after-use of the
"qdisc" variable in net/mac80211/wme.c introduced by
commit 9e7234923789897858e1a475c579b5e2e6ad5b74
(mac80211: A-MPDU Tx adding qdisc support):
<-- snip -->
...
void ieee80211_requeue(struct ieee80211_local *local, int queue)
{
struct Qdisc *root_qd = local->mdev->qdisc_sleeping;
struct ieee80211_sched_data *q = qdisc_priv(root_qd);
struct Qdisc *qdisc = q->queues[queue];
struct sk_buff *skb = NULL;
u32 len = qdisc->q.qlen; <------
if (!qdisc || !qdisc->dequeue)
return;
...
<-- snip -->
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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