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authorPablo Neira Ayuso <pablo@netfilter.org>2021-03-30 16:58:37 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2021-03-31 22:34:11 +0200
commit19c28b1374fb1073a9ec873a6c10bf5f16b10b9d (patch)
treebed9f47eadc1cc774d1619f4fa8715ad8a644457 /net/netfilter/ipset
parent802b805162a1b7d8391c40ac8a878e9e63287aff (diff)
netfilter: add helper function to set up the nfnetlink header and use it
This patch adds a helper function to set up the netlink and nfnetlink headers. Update existing codebase to use it. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/ipset')
-rw-r--r--net/netfilter/ipset/ip_set_core.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c
index 89009c82a6b2..359ff8ec236a 100644
--- a/net/netfilter/ipset/ip_set_core.c
+++ b/net/netfilter/ipset/ip_set_core.c
@@ -963,20 +963,9 @@ static struct nlmsghdr *
start_msg(struct sk_buff *skb, u32 portid, u32 seq, unsigned int flags,
enum ipset_cmd cmd)
{
- struct nlmsghdr *nlh;
- struct nfgenmsg *nfmsg;
-
- nlh = nlmsg_put(skb, portid, seq, nfnl_msg_type(NFNL_SUBSYS_IPSET, cmd),
- sizeof(*nfmsg), flags);
- if (!nlh)
- return NULL;
-
- nfmsg = nlmsg_data(nlh);
- nfmsg->nfgen_family = NFPROTO_IPV4;
- nfmsg->version = NFNETLINK_V0;
- nfmsg->res_id = 0;
-
- return nlh;
+ return nfnl_msg_put(skb, portid, seq,
+ nfnl_msg_type(NFNL_SUBSYS_IPSET, cmd), flags,
+ NFPROTO_IPV4, NFNETLINK_V0, 0);
}
/* Create a set */