5.15-stable review patch. If anyone has any objections, please let me know.
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From: Phil Sutter phil@nwl.cc
[ Upstream commit 30fa41a0f6df4c85790cc6499ddc4a926a113bfa ]
None of the dump callbacks uses netlink_callback::args beyond the first element, no need to zero the data.
Fixes: 96518518cc41 ("netfilter: add nftables") Signed-off-by: Phil Sutter phil@nwl.cc Signed-off-by: Florian Westphal fw@strlen.de Signed-off-by: Sasha Levin sashal@kernel.org --- net/netfilter/nf_tables_api.c | 4 ---- 1 file changed, 4 deletions(-)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 8a4cd1c16e0e4..8f12e83280cbd 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -3184,10 +3184,6 @@ static int __nf_tables_dump_rules(struct sk_buff *skb, goto cont_skip; if (*idx < s_idx) goto cont; - if (*idx > s_idx) { - memset(&cb->args[1], 0, - sizeof(cb->args) - sizeof(cb->args[0])); - } if (prule) handle = prule->handle; else