Commit 6d365eab authored Sep 06, 2023 by Pablo Neira Ayuso

netfilter: nft_set_pipapo: stop GC iteration if GC transaction allocation fails



nft_trans_gc_queue_sync() enqueues the GC transaction and it allocates a
new one. If this allocation fails, then stop this GC sync run and retry
later.

Fixes: 5f68718b ("netfilter: nf_tables: GC transaction API to avoid race with control plane")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

parent 4a9e12ea

net/netfilter/nft_set_pipapo.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1596,7 +1596,7 @@ static void pipapo_gc(const struct nft_set _set, struct nft_pipapo_match m)

		gc = nft_trans_gc_queue_sync(gc, GFP_ATOMIC);
		if (!gc)
		break;
		return;

		nft_pipapo_gc_deactivate(net, set, e);
		pipapo_drop(m, rulemap);