diff options
| -rw-r--r-- | net/sched/sch_api.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 2b935e7cfe7..281c1bded1f 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -291,17 +291,18 @@ struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r, struct nlattr *ta { struct qdisc_rate_table *rtab; + if (tab == NULL || r->rate == 0 || r->cell_log == 0 || + nla_len(tab) != TC_RTAB_SIZE) + return NULL; + for (rtab = qdisc_rtab_list; rtab; rtab = rtab->next) { - if (memcmp(&rtab->rate, r, sizeof(struct tc_ratespec)) == 0) { + if (!memcmp(&rtab->rate, r, sizeof(struct tc_ratespec)) && + !memcmp(&rtab->data, nla_data(tab), 1024)) { rtab->refcnt++; return rtab; } } - if (tab == NULL || r->rate == 0 || r->cell_log == 0 || - nla_len(tab) != TC_RTAB_SIZE) - return NULL; - rtab = kmalloc(sizeof(*rtab), GFP_KERNEL); if (rtab) { rtab->rate = *r; |