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authorStephen Hemminger <shemminger@vyatta.com>2008-11-03 21:13:26 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-03 21:13:26 -0800
commit265eb67fb4e16be8e46a51e1e4e2ecd99fb15219 (patch)
tree145eb4c8ff17c5d0702531bafde2730ad5da9e61 /net/sched/sch_netem.c
parentdrivers/net: Kill now superfluous ->last_rx stores. (diff)
downloadlinux-dev-265eb67fb4e16be8e46a51e1e4e2ecd99fb15219.tar.xz
linux-dev-265eb67fb4e16be8e46a51e1e4e2ecd99fb15219.zip
netem: eliminate unneeded return values
All these individual parsing functions never return an error, so they can be void. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_netem.c')
-rw-r--r--net/sched/sch_netem.c30
1 files changed, 9 insertions, 21 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 1aa43453705c..f69698ff88d9 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -352,7 +352,7 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr)
return 0;
}
-static int get_correlation(struct Qdisc *sch, const struct nlattr *attr)
+static void get_correlation(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_corr *c = nla_data(attr);
@@ -360,27 +360,24 @@ static int get_correlation(struct Qdisc *sch, const struct nlattr *attr)
init_crandom(&q->delay_cor, c->delay_corr);
init_crandom(&q->loss_cor, c->loss_corr);
init_crandom(&q->dup_cor, c->dup_corr);
- return 0;
}
-static int get_reorder(struct Qdisc *sch, const struct nlattr *attr)
+static void get_reorder(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_reorder *r = nla_data(attr);
q->reorder = r->probability;
init_crandom(&q->reorder_cor, r->correlation);
- return 0;
}
-static int get_corrupt(struct Qdisc *sch, const struct nlattr *attr)
+static void get_corrupt(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_corrupt *r = nla_data(attr);
q->corrupt = r->probability;
init_crandom(&q->corrupt_cor, r->correlation);
- return 0;
}
static const struct nla_policy netem_policy[TCA_NETEM_MAX + 1] = {
@@ -439,11 +436,8 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
if (q->gap)
q->reorder = ~0;
- if (tb[TCA_NETEM_CORR]) {
- ret = get_correlation(sch, tb[TCA_NETEM_CORR]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_CORR])
+ get_correlation(sch, tb[TCA_NETEM_CORR]);
if (tb[TCA_NETEM_DELAY_DIST]) {
ret = get_dist_table(sch, tb[TCA_NETEM_DELAY_DIST]);
@@ -451,17 +445,11 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
return ret;
}
- if (tb[TCA_NETEM_REORDER]) {
- ret = get_reorder(sch, tb[TCA_NETEM_REORDER]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_REORDER])
+ get_reorder(sch, tb[TCA_NETEM_REORDER]);
- if (tb[TCA_NETEM_CORRUPT]) {
- ret = get_corrupt(sch, tb[TCA_NETEM_CORRUPT]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_CORRUPT])
+ get_corrupt(sch, tb[TCA_NETEM_CORRUPT]);
return 0;
}