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Date: Fri, 14 Feb 2020 10:41:57 -0500 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Paul Blakey <paulb@...lanox.com>, Pablo Neira Ayuso <pablo@...filter.org>, Sasha Levin <sashal@...nel.org>, netfilter-devel@...r.kernel.org, coreteam@...filter.org, netdev@...r.kernel.org Subject: [PATCH AUTOSEL 5.5 125/542] netfilter: flowtable: Fix missing flush hardware on table free From: Paul Blakey <paulb@...lanox.com> [ Upstream commit 0f34f30a1be80f3f59efeaab596396bc698e7337 ] If entries exist when freeing a hardware offload enabled table, we queue work for hardware while running the gc iteration. Execute it (flush) after queueing. Fixes: c29f74e0df7a ("netfilter: nf_flow_table: hardware offload support") Signed-off-by: Paul Blakey <paulb@...lanox.com> Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org> Signed-off-by: Sasha Levin <sashal@...nel.org> --- net/netfilter/nf_flow_table_core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index e33a73cb1f42e..640a46fd710d2 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -554,6 +554,7 @@ void nf_flow_table_free(struct nf_flowtable *flow_table) cancel_delayed_work_sync(&flow_table->gc_work); nf_flow_table_iterate(flow_table, nf_flow_table_do_cleanup, NULL); nf_flow_table_iterate(flow_table, nf_flow_offload_gc_step, flow_table); + nf_flow_table_offload_flush(flow_table); rhashtable_destroy(&flow_table->rhashtable); } EXPORT_SYMBOL_GPL(nf_flow_table_free); -- 2.20.1
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