vc->cleanup = cleanup;
vc->opaque = opaque;
- vc->vlan = vlan;
- QTAILQ_INSERT_TAIL(&vc->vlan->clients, vc, next);
+ if (vlan) {
+ vc->vlan = vlan;
+ QTAILQ_INSERT_TAIL(&vc->vlan->clients, vc, next);
+ }
return vc;
}
void qemu_del_vlan_client(VLANClientState *vc)
{
- QTAILQ_REMOVE(&vc->vlan->clients, vc, next);
+ if (vc->vlan) {
+ QTAILQ_REMOVE(&vc->vlan->clients, vc, next);
+ }
if (vc->cleanup) {
vc->cleanup(vc);
VLANState *vlan = sender->vlan;
VLANClientState *vc;
+ if (!sender->vlan) {
+ return 1;
+ }
+
QTAILQ_FOREACH(vc, &vlan->clients, next) {
if (vc == sender) {
continue;
{
VLANPacket *packet, *next;
+ if (!vc->vlan)
+ return;
+
QTAILQ_FOREACH_SAFE(packet, &vc->vlan->send_queue, entry, next) {
if (packet->sender == vc) {
QTAILQ_REMOVE(&vc->vlan->send_queue, packet, entry);
void qemu_flush_queued_packets(VLANClientState *vc)
{
+ if (!vc->vlan)
+ return;
+
while (!QTAILQ_EMPTY(&vc->vlan->send_queue)) {
VLANPacket *packet;
int ret;
{
int ret;
- if (sender->link_down) {
+ if (sender->link_down || !sender->vlan) {
return size;
}
#ifdef DEBUG_NET
- printf("vlan %d send:\n", sender->vlan->id);
+ printf("qemu_send_packet_async:\n");
hex_dump(stdout, buf, size);
#endif
{
int ret;
- if (sender->link_down) {
+ if (sender->link_down || !sender->vlan) {
return calc_iov_length(iov, iovcnt);
}
void net_client_uninit(NICInfo *nd)
{
- nd->vlan->nb_guest_devs--;
+ if (nd->vlan) {
+ nd->vlan->nb_guest_devs--;
+ }
nb_nics--;
qemu_free(nd->model);