Commit d01dc4c3 authored Sep 17, 2016 by David Howells

rxrpc: Fix the parsing of soft-ACKs



The soft-ACK parser doesn't increment the pointer into the soft-ACK list,
resulting in the first ACK/NACK value being applied to all the relevant
packets in the Tx queue.  This has the potential to miss retransmissions
and cause excessive retransmissions.

Fix this by incrementing the pointer.

Signed-off-by: David Howells <dhowells@redhat.com>

parent 78883793

net/rxrpc/input.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -384,7 +384,7 @@ static void rxrpc_input_soft_acks(struct rxrpc_call call, u8 acks,

		for (; nr_acks > 0; nr_acks--, seq++) {
		ix = seq & RXRPC_RXTX_BUFF_MASK;
		switch (*acks) {
		switch (*acks++) {
		case RXRPC_ACK_TYPE_ACK:
		call->rxtx_annotations[ix] = RXRPC_TX_ANNO_ACK;
		break;