diff options
| -rw-r--r-- | net/netfilter/nf_flow_table_core.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index 9d8361526f82..9441ac3d8c1a 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -383,8 +383,8 @@ static void flow_offload_del(struct nf_flowtable *flow_table, void flow_offload_teardown(struct flow_offload *flow) { clear_bit(IPS_OFFLOAD_BIT, &flow->ct->status); - set_bit(NF_FLOW_TEARDOWN, &flow->flags); - flow_offload_fixup_ct(flow); + if (!test_and_set_bit(NF_FLOW_TEARDOWN, &flow->flags)) + flow_offload_fixup_ct(flow); } EXPORT_SYMBOL_GPL(flow_offload_teardown); @@ -558,10 +558,12 @@ static void nf_flow_offload_gc_step(struct nf_flowtable *flow_table, if (nf_flow_has_expired(flow) || nf_ct_is_dying(flow->ct) || - nf_flow_custom_gc(flow_table, flow)) + nf_flow_custom_gc(flow_table, flow)) { flow_offload_teardown(flow); - else if (!teardown) + teardown = true; + } else if (!teardown) { nf_flow_table_extend_ct_timeout(flow->ct); + } if (teardown) { if (test_bit(NF_FLOW_HW, &flow->flags)) { |