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-rw-r--r--hw/net/mipsnet.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/hw/net/mipsnet.c b/hw/net/mipsnet.c
index cf8b823..5115adc 100644
--- a/hw/net/mipsnet.c
+++ b/hw/net/mipsnet.c
@@ -183,10 +183,12 @@ static void mipsnet_ioport_write(void *opaque, hwaddr addr,
break;
case MIPSNET_TX_DATA_BUFFER:
s->tx_buffer[s->tx_written++] = val;
- if (s->tx_written == s->tx_count) {
+ if ((s->tx_written >= MAX_ETH_FRAME_SIZE)
+ || (s->tx_written == s->tx_count)) {
/* Send buffer. */
- trace_mipsnet_send(s->tx_count);
- qemu_send_packet(qemu_get_queue(s->nic), s->tx_buffer, s->tx_count);
+ trace_mipsnet_send(s->tx_written);
+ qemu_send_packet(qemu_get_queue(s->nic),
+ s->tx_buffer, s->tx_written);
s->tx_count = s->tx_written = 0;
s->intctl |= MIPSNET_INTCTL_TXDONE;
s->busy = 1;