summaryrefslogtreecommitdiffstats
path: root/net/rxrpc/io_thread.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/rxrpc/io_thread.c')
-rw-r--r--net/rxrpc/io_thread.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/rxrpc/io_thread.c b/net/rxrpc/io_thread.c
index 4a3a08a0e2..0300baa9af 100644
--- a/net/rxrpc/io_thread.c
+++ b/net/rxrpc/io_thread.c
@@ -124,6 +124,7 @@ static bool rxrpc_extract_header(struct rxrpc_skb_priv *sp,
struct sk_buff *skb)
{
struct rxrpc_wire_header whdr;
+ struct rxrpc_ackpacket ack;
/* dig out the RxRPC connection details */
if (skb_copy_bits(skb, 0, &whdr, sizeof(whdr)) < 0)
@@ -141,6 +142,16 @@ static bool rxrpc_extract_header(struct rxrpc_skb_priv *sp,
sp->hdr.securityIndex = whdr.securityIndex;
sp->hdr._rsvd = ntohs(whdr._rsvd);
sp->hdr.serviceId = ntohs(whdr.serviceId);
+
+ if (sp->hdr.type == RXRPC_PACKET_TYPE_ACK) {
+ if (skb_copy_bits(skb, sizeof(whdr), &ack, sizeof(ack)) < 0)
+ return rxrpc_bad_message(skb, rxrpc_badmsg_short_ack);
+ sp->ack.first_ack = ntohl(ack.firstPacket);
+ sp->ack.prev_ack = ntohl(ack.previousPacket);
+ sp->ack.acked_serial = ntohl(ack.serial);
+ sp->ack.reason = ack.reason;
+ sp->ack.nr_acks = ack.nAcks;
+ }
return true;
}