diff --git a/ui/spice-core.c b/ui/spice-core.c
index 497670c4d5..fe705c1ae2 100644
--- a/ui/spice-core.c
+++ b/ui/spice-core.c
@@ -385,10 +385,7 @@ static SpiceChannelList *qmp_query_spice_channels(void)
         struct sockaddr *paddr;
         socklen_t plen;
 
-        if (!(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT)) {
-            error_report("invalid channel event");
-            return NULL;
-        }
+        assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT);
 
         chan = g_malloc0(sizeof(*chan));
         chan->value = g_malloc0(sizeof(*chan->value));