Commit 0f34f30a authored Jan 30, 2020 by Paul Blakey Committed by Pablo Neira Ayuso Jan 31, 2020

netfilter: flowtable: Fix missing flush hardware on table free



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: c29f74e0 ("netfilter: nf_flow_table: hardware offload support")
Signed-off-by: Paul Blakey <paulb@mellanox.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

parent 91bfaa15

net/netfilter/nf_flow_table_core.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -553,6 +553,7 @@ 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);

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