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-rw-r--r--net/tap.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/tap.c b/net/tap.c
index 48c254ed85..daab350efc 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -693,6 +693,13 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
     queues = tap->has_queues ? tap->queues : 1;
     vhostfdname = tap->has_vhostfd ? tap->vhostfd : NULL;
 
+    /* QEMU vlans does not support multiqueue tap, in this case peer is set.
+     * For -netdev, peer is always NULL. */
+    if (peer && (tap->has_queues || tap->has_fds || tap->has_vhostfds)) {
+        error_report("Multiqueue tap cannnot be used with QEMU vlans");
+        return -1;
+    }
+
     if (tap->has_fd) {
         if (tap->has_ifname || tap->has_script || tap->has_downscript ||
             tap->has_vnet_hdr || tap->has_helper || tap->has_queues ||