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-rw-r--r--net.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/net.c b/net.c
index d9ba1e5b74..a187a7b3db 100644
--- a/net.c
+++ b/net.c
@@ -423,16 +423,27 @@ ssize_t qemu_deliver_packet_iov(NetClientState *sender,
void *opaque)
{
NetClientState *nc = opaque;
+ int ret;
if (nc->link_down) {
return iov_size(iov, iovcnt);
}
+ if (nc->receive_disabled) {
+ return 0;
+ }
+
if (nc->info->receive_iov) {
- return nc->info->receive_iov(nc, iov, iovcnt);
+ ret = nc->info->receive_iov(nc, iov, iovcnt);
} else {
- return nc_sendv_compat(nc, iov, iovcnt);
+ ret = nc_sendv_compat(nc, iov, iovcnt);
}
+
+ if (ret == 0) {
+ nc->receive_disabled = 1;
+ }
+
+ return ret;
}
ssize_t qemu_sendv_packet_async(NetClientState *sender,