From a711d976e1cd7a58a51ecf2816e705fd01fe3489 Mon Sep 17 00:00:00 2001 From: David Howells Date: Thu, 29 Feb 2024 16:50:52 +0000 Subject: rxrpc: Don't permit resending after all Tx packets acked Once all the packets transmitted as part of a call have been acked, don't permit any resending. Signed-off-by: David Howells cc: Marc Dionne cc: "David S. Miller" cc: Eric Dumazet cc: Jakub Kicinski cc: Paolo Abeni cc: linux-afs@lists.infradead.org cc: netdev@vger.kernel.org --- net/rxrpc/call_event.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'net/rxrpc') diff --git a/net/rxrpc/call_event.c b/net/rxrpc/call_event.c index 58826710322d..ef28ebf37c7d 100644 --- a/net/rxrpc/call_event.c +++ b/net/rxrpc/call_event.c @@ -450,7 +450,9 @@ bool rxrpc_input_call_event(struct rxrpc_call *call, struct sk_buff *skb) rxrpc_send_ACK(call, RXRPC_ACK_PING, 0, rxrpc_propose_ack_ping_for_lost_ack); - if (resend && __rxrpc_call_state(call) != RXRPC_CALL_CLIENT_RECV_REPLY) + if (resend && + __rxrpc_call_state(call) != RXRPC_CALL_CLIENT_RECV_REPLY && + !test_bit(RXRPC_CALL_TX_ALL_ACKED, &call->flags)) rxrpc_resend(call, NULL); if (test_and_clear_bit(RXRPC_CALL_RX_IS_IDLE, &call->flags)) -- cgit v1.2.3