diff options
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/act_mirred.c | 2 | ||||
| -rw-r--r-- | net/sched/cls_api.c | 1 | ||||
| -rw-r--r-- | net/sched/cls_flower.c | 9 |
3 files changed, 7 insertions, 5 deletions
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index 8037ec9b1d31..a61482c5edbe 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -264,7 +264,7 @@ TC_INDIRECT_SCOPE int tcf_mirred_act(struct sk_buff *skb, goto out; } - if (unlikely(!(dev->flags & IFF_UP))) { + if (unlikely(!(dev->flags & IFF_UP)) || !netif_carrier_ok(dev)) { net_notice_ratelimited("tc mirred to Houston: device %s is down\n", dev->name); goto out; diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 3c3629c9e7b6..2621550bfddc 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1589,6 +1589,7 @@ static int tcf_block_bind(struct tcf_block *block, err_unroll: list_for_each_entry_safe(block_cb, next, &bo->cb_list, list) { + list_del(&block_cb->driver_list); if (i-- > 0) { list_del(&block_cb->list); tcf_block_playback_offloads(block, block_cb->cb, diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 475fe222a855..a1c4ee2e0be2 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -2210,10 +2210,10 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, spin_lock(&tp->lock); if (!handle) { handle = 1; - err = idr_alloc_u32(&head->handle_idr, fnew, &handle, + err = idr_alloc_u32(&head->handle_idr, NULL, &handle, INT_MAX, GFP_ATOMIC); } else { - err = idr_alloc_u32(&head->handle_idr, fnew, &handle, + err = idr_alloc_u32(&head->handle_idr, NULL, &handle, handle, GFP_ATOMIC); /* Filter with specified handle was concurrently @@ -2339,7 +2339,8 @@ errout_hw: errout_mask: fl_mask_put(head, fnew->mask); errout_idr: - idr_remove(&head->handle_idr, fnew->handle); + if (!fold) + idr_remove(&head->handle_idr, fnew->handle); __fl_put(fnew); errout_tb: kfree(tb); @@ -2378,7 +2379,7 @@ static void fl_walk(struct tcf_proto *tp, struct tcf_walker *arg, rcu_read_lock(); idr_for_each_entry_continue_ul(&head->handle_idr, f, tmp, id) { /* don't return filters that are being deleted */ - if (!refcount_inc_not_zero(&f->refcnt)) + if (!f || !refcount_inc_not_zero(&f->refcnt)) continue; rcu_read_unlock(); |