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-rw-r--r--hw/misc/vfio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index c89676b3ff..52fb03601d 100644
--- a/hw/misc/vfio.c
+++ b/hw/misc/vfio.c
@@ -1939,6 +1939,8 @@ static void vfio_listener_region_add(MemoryListener *listener,
void *vaddr;
int ret;
+ assert(!memory_region_is_iommu(section->mr));
+
if (vfio_listener_skipped_section(section)) {
DPRINTF("SKIPPING region_add %"HWADDR_PRIx" - %"PRIx64"\n",
section->offset_within_address_space,