1 files changed, 2 insertions, 0 deletions
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index e05df206fc..48224493a0 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -51,6 +51,7 @@ static const char *balloon_stat_names[] = {
    [VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
    [VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
    [VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
+   [VIRTIO_BALLOON_S_CACHES] = "stat-disk-caches",
    [VIRTIO_BALLOON_S_NR] = NULL
 };
 
@@ -235,6 +236,7 @@ static void virtio_balloon_handle_output(VirtIODevice *vdev, VirtQueue *vq)
                 memory_region_is_rom(section.mr) ||
                 memory_region_is_romd(section.mr)) {
                 trace_virtio_balloon_bad_addr(pa);
+                memory_region_unref(section.mr);
                 continue;
             }