From c0cfe7faa12f189ef1024fce5a710791d0062355 Mon Sep 17 00:00:00 2001 From: "G. Liakhovetski" Date: Fri, 8 Jun 2007 19:15:17 -0700 Subject: [IrDA]: Fix Rx/Tx path race. From: G. Liakhovetski We need to switch to NRM _before_ sending the final packet otherwise we might hit a race condition where we get the first packet from the peer while we're still in LAP_XMIT_P. Signed-off-by: Samuel Ortiz Signed-off-by: David S. Miller --- net/irda/irlap_frame.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'net/irda/irlap_frame.c') diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c index 3c5a68e3641..3013c49ab97 100644 --- a/net/irda/irlap_frame.c +++ b/net/irda/irlap_frame.c @@ -798,16 +798,19 @@ void irlap_send_data_primary_poll(struct irlap_cb *self, struct sk_buff *skb) self->vs = (self->vs + 1) % 8; self->ack_required = FALSE; + irlap_next_state(self, LAP_NRM_P); irlap_send_i_frame(self, tx_skb, CMD_FRAME); } else { IRDA_DEBUG(4, "%s(), sending unreliable frame\n", __FUNCTION__); if (self->ack_required) { irlap_send_ui_frame(self, skb_get(skb), self->caddr, CMD_FRAME); + irlap_next_state(self, LAP_NRM_P); irlap_send_rr_frame(self, CMD_FRAME); self->ack_required = FALSE; } else { skb->data[1] |= PF_BIT; + irlap_next_state(self, LAP_NRM_P); irlap_send_ui_frame(self, skb_get(skb), self->caddr, CMD_FRAME); } } -- cgit v1.2.3