diff options
| author | Cong Wang <xiyou.wangcong@gmail.com> | 2017-09-20 09:18:45 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-09-21 15:13:52 -0700 |
| commit | fe2502e49b58606580c77b3d84e42f946de182d8 (patch) | |
| tree | 9aed6b216ac4e943189ac2fad53aa85ca1aa95a9 /net | |
| parent | 21f4d5cc25ec0e6e8eb8420dd2c399e6d2fc7d14 (diff) | |
| download | linux-0-day-fe2502e49b58606580c77b3d84e42f946de182d8.tar.gz linux-0-day-fe2502e49b58606580c77b3d84e42f946de182d8.tar.xz | |
net_sched: remove cls_flower idr on failure
Fixes: c15ab236d69d ("net/sched: Change cls_flower to use IDR")
Cc: Chris Mi <chrism@mellanox.com>
Cc: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sched/cls_flower.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 1a267e77c6de9..d230cb4c80945 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -922,28 +922,28 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, if (!tc_flags_valid(fnew->flags)) { err = -EINVAL; - goto errout; + goto errout_idr; } } err = fl_set_parms(net, tp, fnew, &mask, base, tb, tca[TCA_RATE], ovr); if (err) - goto errout; + goto errout_idr; err = fl_check_assign_mask(head, &mask); if (err) - goto errout; + goto errout_idr; if (!tc_skip_sw(fnew->flags)) { if (!fold && fl_lookup(head, &fnew->mkey)) { err = -EEXIST; - goto errout; + goto errout_idr; } err = rhashtable_insert_fast(&head->ht, &fnew->ht_node, head->ht_params); if (err) - goto errout; + goto errout_idr; } if (!tc_skip_hw(fnew->flags)) { @@ -952,7 +952,7 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, &mask.key, fnew); if (err) - goto errout; + goto errout_idr; } if (!tc_in_hw(fnew->flags)) @@ -981,6 +981,9 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, kfree(tb); return 0; +errout_idr: + if (fnew->handle) + idr_remove_ext(&head->handle_idr, fnew->handle); errout: tcf_exts_destroy(&fnew->exts); kfree(fnew); |