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Diffstat (limited to 'net/sched/sch_sfq.c')
-rw-r--r--net/sched/sch_sfq.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index d3a1bc26dbfc..87317ff0b4ec 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -237,10 +237,12 @@ static inline void sfq_link(struct sfq_sched_data *q, sfq_index x)
}
#define sfq_unlink(q, x, n, p) \
- n = q->slots[x].dep.next; \
- p = q->slots[x].dep.prev; \
- sfq_dep_head(q, p)->next = n; \
- sfq_dep_head(q, n)->prev = p
+ do { \
+ n = q->slots[x].dep.next; \
+ p = q->slots[x].dep.prev; \
+ sfq_dep_head(q, p)->next = n; \
+ sfq_dep_head(q, n)->prev = p; \
+ } while (0)
static inline void sfq_dec(struct sfq_sched_data *q, sfq_index x)
@@ -627,7 +629,7 @@ static void sfq_perturbation(unsigned long arg)
spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
- q->perturbation = net_random();
+ q->perturbation = prandom_u32();
if (!q->filter_list && q->tail)
sfq_rehash(sch);
spin_unlock(root_lock);
@@ -696,7 +698,7 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt)
del_timer(&q->perturb_timer);
if (q->perturb_period) {
mod_timer(&q->perturb_timer, jiffies + q->perturb_period);
- q->perturbation = net_random();
+ q->perturbation = prandom_u32();
}
sch_tree_unlock(sch);
kfree(p);
@@ -757,7 +759,7 @@ static int sfq_init(struct Qdisc *sch, struct nlattr *opt)
q->quantum = psched_mtu(qdisc_dev(sch));
q->scaled_quantum = SFQ_ALLOT_SIZE(q->quantum);
q->perturb_period = 0;
- q->perturbation = net_random();
+ q->perturbation = prandom_u32();
if (opt) {
int err = sfq_change(sch, opt);