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authorFlorian Westphal <fw@strlen.de>2021-04-16 01:45:00 +0200
committerDavid S. Miller <davem@davemloft.net>2021-04-17 00:23:10 +0200
commita03c99b253c232d7d305c9dd476b5b120841dff7 (patch)
tree0941d8020fe177020a363a2f23f20bbe30d5f190 /net/mptcp/sockopt.c
parentmptcp: setsockopt: add SO_INCOMING_CPU (diff)
downloadlinux-a03c99b253c232d7d305c9dd476b5b120841dff7.tar.xz
linux-a03c99b253c232d7d305c9dd476b5b120841dff7.zip
mptcp: setsockopt: SO_DEBUG and no-op options
Handle SO_DEBUG and set it on all subflows. Ignore those values not implemented on TCP sockets. Acked-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/sockopt.c')
-rw-r--r--net/mptcp/sockopt.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c
index 7eb637488dc2..390433b7f324 100644
--- a/net/mptcp/sockopt.c
+++ b/net/mptcp/sockopt.c
@@ -77,6 +77,9 @@ static void mptcp_sol_socket_sync_intval(struct mptcp_sock *msk, int optname, in
bool slow = lock_sock_fast(ssk);
switch (optname) {
+ case SO_DEBUG:
+ sock_valbool_flag(ssk, SOCK_DBG, !!val);
+ break;
case SO_KEEPALIVE:
if (ssk->sk_prot->keepalive)
ssk->sk_prot->keepalive(ssk, !!val);
@@ -150,6 +153,7 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname,
case SO_KEEPALIVE:
mptcp_sol_socket_sync_intval(msk, optname, val);
return 0;
+ case SO_DEBUG:
case SO_MARK:
case SO_PRIORITY:
case SO_SNDBUF:
@@ -246,9 +250,21 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname,
case SO_RCVBUFFORCE:
case SO_MARK:
case SO_INCOMING_CPU:
+ case SO_DEBUG:
return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen);
case SO_LINGER:
return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen);
+ case SO_NO_CHECK:
+ case SO_DONTROUTE:
+ case SO_BROADCAST:
+ case SO_BSDCOMPAT:
+ case SO_PASSCRED:
+ case SO_PASSSEC:
+ case SO_RXQ_OVFL:
+ case SO_WIFI_STATUS:
+ case SO_NOFCS:
+ case SO_SELECT_ERR_QUEUE:
+ return 0;
}
return sock_setsockopt(sk->sk_socket, SOL_SOCKET, optname, optval, optlen);