From: Phil Sutter phil@nwl.cc
stable inclusion from stable-v6.6.2 commit 634b61148ff1b95f3bc1768ea7db98d4d0cfa457 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8IW7G
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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 Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- 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 29c651804cb2..3bf428a188cc 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -3465,10 +3465,6 @@ 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