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net_sched: sfq: put sfq_unlink in a do - while loop
author
Yang Yingliang
<yangyingliang@huawei.com>
Tue, 10 Dec 2013 12:55:33 +0000
(20:55 +0800)
committer
David S. Miller
<davem@davemloft.net>
Wed, 11 Dec 2013 03:44:52 +0000
(22:44 -0500)
Macros with multiple statements should be enclosed in a do - while loop
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sched/sch_sfq.c
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diff --git
a/net/sched/sch_sfq.c
b/net/sched/sch_sfq.c
index d3a1bc26dbfc536350ebaaecfdcb5426b7eacec5..76f01e0258df4bbfa9065412b4a04bf202541995 100644
(file)
--- 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)
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