rxrpc: Fix use of Don't Fragment flag

[platform/kernel/linux-starfive.git] / net / rxrpc / local_object.c

diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 7d910ae..34d3073 100644 (file)
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -37,6 +37,17 @@ static void rxrpc_encap_err_rcv(struct sock *sk, struct sk_buff *skb, int err,
 }
 
 /*
+ * Set or clear the Don't Fragment flag on a socket.
+ */
+void rxrpc_local_dont_fragment(const struct rxrpc_local *local, bool set)
+{
+       if (set)
+               ip_sock_set_mtu_discover(local->socket->sk, IP_PMTUDISC_DO);
+       else
+               ip_sock_set_mtu_discover(local->socket->sk, IP_PMTUDISC_DONT);
+}
+
+/*
  * Compare a local to an address.  Return -ve, 0 or +ve to indicate less than,
  * same or greater than.
  *
@@ -87,7 +98,7 @@ static void rxrpc_client_conn_reap_timeout(struct timer_list *timer)
        struct rxrpc_local *local =
                container_of(timer, struct rxrpc_local, client_conn_reap_timer);
 
-       if (local->kill_all_client_conns &&
+       if (!local->kill_all_client_conns &&
            test_and_set_bit(RXRPC_CLIENT_CONN_REAP_TIMER, &local->client_conn_flags))
                rxrpc_wake_up_io_thread(local);
 }
@@ -203,7 +214,7 @@ static int rxrpc_open_socket(struct rxrpc_local *local, struct net *net)
                ip_sock_set_recverr(usk);
 
                /* we want to set the don't fragment bit */
-               ip_sock_set_mtu_discover(usk, IP_PMTUDISC_DO);
+               rxrpc_local_dont_fragment(local, true);
 
                /* We want receive timestamps. */
                sock_enable_timestamps(usk);