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authorPatrick McHardy <kaber@trash.net>2009-09-04 06:41:17 +0000
committerDavid S. Miller <davem@davemloft.net>2009-09-06 02:07:02 -0700
commit5b9a9ccfad8553dbf7a9b17ba78bad70215ed0e2 (patch)
tree1454e8121fef6635a615f6766b3fdbff678ae63d /net/sched/sch_hfsc.c
parentde6d5cdf881353f83006d5f3e28ac4fffd42145e (diff)
net_sched: remove some unnecessary checks in classful schedulers
The class argument to the ->graft(), ->leaf(), ->dump(), ->dump_stats() all originate from either ->get() or ->walk() and are always valid. Remove unnecessary checks. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_hfsc.c')
-rw-r--r--net/sched/sch_hfsc.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index dad0144423da..375d64cb1a3d 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1203,8 +1203,6 @@ hfsc_graft_class(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
{
struct hfsc_class *cl = (struct hfsc_class *)arg;
- if (cl == NULL)
- return -ENOENT;
if (cl->level > 0)
return -EINVAL;
if (new == NULL) {
@@ -1228,7 +1226,7 @@ hfsc_class_leaf(struct Qdisc *sch, unsigned long arg)
{
struct hfsc_class *cl = (struct hfsc_class *)arg;
- if (cl != NULL && cl->level == 0)
+ if (cl->level == 0)
return cl->qdisc;
return NULL;