diff options
| author | Geliang Tang <tanggeliang@kylinos.cn> | 2025-02-21 16:43:57 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-02-24 18:23:43 -0800 |
| commit | f8fe8174657329609a80f66da1d3dd80a80de76b (patch) | |
| tree | 7a5847bcbece79d29a4d6daa157bb95e95cc7989 /net/mptcp/pm.c | |
| parent | 63132fb054744e58de61d45a6d4f2a707cdfcfb3 (diff) | |
mptcp: pm: add mptcp_pm_genl_fill_addr helper
To save some redundant code in dump_addr() interfaces of both the
netlink PM and userspace PM, the code that calls netlink message
helpers (genlmsg_put/cancel/end) and mptcp_nl_fill_addr() is wrapped
into a new helper mptcp_pm_genl_fill_addr().
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
Reviewed-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20250221-net-next-mptcp-pm-misc-cleanup-3-v1-4-2b70ab1cee79@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp/pm.c')
| -rw-r--r-- | net/mptcp/pm.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c index b1f36dc1a091..16cacce6c10f 100644 --- a/net/mptcp/pm.c +++ b/net/mptcp/pm.c @@ -489,6 +489,27 @@ fail: return ret; } +int mptcp_pm_genl_fill_addr(struct sk_buff *msg, + struct netlink_callback *cb, + struct mptcp_pm_addr_entry *entry) +{ + void *hdr; + + hdr = genlmsg_put(msg, NETLINK_CB(cb->skb).portid, + cb->nlh->nlmsg_seq, &mptcp_genl_family, + NLM_F_MULTI, MPTCP_PM_CMD_GET_ADDR); + if (!hdr) + return -EINVAL; + + if (mptcp_nl_fill_addr(msg, entry) < 0) { + genlmsg_cancel(msg, hdr); + return -EINVAL; + } + + genlmsg_end(msg, hdr); + return 0; +} + static int mptcp_pm_dump_addr(struct sk_buff *msg, struct netlink_callback *cb) { const struct genl_info *info = genl_info_dump(cb); |