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-rw-r--r--net/rxrpc/input.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index 5958ef8ba2a0..8e529afcd6c1 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -333,14 +333,16 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb,
struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
struct rxrpc_peer *peer;
unsigned int mtu;
+ u32 rwind = ntohl(ackinfo->rwind);
_proto("Rx ACK %%%u Info { rx=%u max=%u rwin=%u jm=%u }",
sp->hdr.serial,
ntohl(ackinfo->rxMTU), ntohl(ackinfo->maxMTU),
- ntohl(ackinfo->rwind), ntohl(ackinfo->jumbo_max));
+ rwind, ntohl(ackinfo->jumbo_max));
- if (call->tx_winsize > ntohl(ackinfo->rwind))
- call->tx_winsize = ntohl(ackinfo->rwind);
+ if (rwind > RXRPC_RXTX_BUFF_SIZE - 1)
+ rwind = RXRPC_RXTX_BUFF_SIZE - 1;
+ call->tx_winsize = rwind;
mtu = min(ntohl(ackinfo->rxMTU), ntohl(ackinfo->maxMTU));