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authorMatthieu Baerts2022-12-09 16:28:08 -0800
committerGreg Kroah-Hartman2023-01-07 11:11:44 +0100
commit01a3015206857df81f2db16c59cef2de2257f266 (patch)
tree9e577a961c68e84fbb41985cd47375f348f09395 /net/ipv4/syncookies.c
parent993aad51b6ce978f687c1f77906e13c9bef70cef (diff)
mptcp: remove MPTCP 'ifdef' in TCP SYN cookies
commit 3fff88186f047627bb128d65155f42517f8e448f upstream. To ease the maintenance, it is often recommended to avoid having #ifdef preprocessor conditions. Here the section related to CONFIG_MPTCP was quite short but the next commit needs to add more code around. It is then cleaner to move specific MPTCP code to functions located in net/mptcp directory. Now that mptcp_subflow_request_sock_ops structure can be static, it can also be marked as "read only after init". Suggested-by: Paolo Abeni <pabeni@redhat.com> Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Cc: stable@vger.kernel.org Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ipv4/syncookies.c')
-rw-r--r--net/ipv4/syncookies.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 942d2dfa1115..26fb97d1d4d9 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -288,12 +288,11 @@ struct request_sock *cookie_tcp_reqsk_alloc(const struct request_sock_ops *ops,
struct tcp_request_sock *treq;
struct request_sock *req;
-#ifdef CONFIG_MPTCP
if (sk_is_mptcp(sk))
- ops = &mptcp_subflow_request_sock_ops;
-#endif
+ req = mptcp_subflow_reqsk_alloc(ops, sk, false);
+ else
+ req = inet_reqsk_alloc(ops, sk, false);
- req = inet_reqsk_alloc(ops, sk, false);
if (!req)
return NULL;