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author | Fam Zheng <famz@redhat.com> | 2015-07-15 18:19:02 +0800 |
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committer | Stefan Hajnoczi <stefanha@redhat.com> | 2015-07-27 14:12:18 +0100 |
commit | 8c8c460c5f38f878675631a66286a6e87bb4d111 (patch) | |
tree | b35d17b544c78e4b2f9d49932294c9f2e879fdd3 | |
parent | 491a1f494ed4c0d1a8593dd04b645f8e63c4cfae (diff) | |
download | qemu-8c8c460c5f38f878675631a66286a6e87bb4d111.zip |
xgmac: Drop packets with eth_can_rx is false.
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Message-id: 1436955553-22791-2-git-send-email-famz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r-- | hw/net/xgmac.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/net/xgmac.c b/hw/net/xgmac.c index b068f3a0d6..15fb681946 100644 --- a/hw/net/xgmac.c +++ b/hw/net/xgmac.c @@ -312,10 +312,8 @@ static const MemoryRegionOps enet_mem_ops = { .endianness = DEVICE_LITTLE_ENDIAN, }; -static int eth_can_rx(NetClientState *nc) +static int eth_can_rx(XgmacState *s) { - XgmacState *s = qemu_get_nic_opaque(nc); - /* RX enabled? */ return s->regs[DMA_CONTROL] & DMA_CONTROL_SR; } @@ -329,6 +327,9 @@ static ssize_t eth_rx(NetClientState *nc, const uint8_t *buf, size_t size) struct desc bd; ssize_t ret; + if (!eth_can_rx(s)) { + return -1; + } unicast = ~buf[0] & 0x1; broadcast = memcmp(buf, sa_bcast, 6) == 0; multicast = !unicast && !broadcast; @@ -371,7 +372,6 @@ out: static NetClientInfo net_xgmac_enet_info = { .type = NET_CLIENT_OPTIONS_KIND_NIC, .size = sizeof(NICState), - .can_receive = eth_can_rx, .receive = eth_rx, }; |