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-rw-r--r--exec.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/exec.c b/exec.c
index de1cf1915..0bf0a6e7e 100644
--- a/exec.c
+++ b/exec.c
@@ -1064,9 +1064,11 @@ static uint16_t phys_section_add(PhysPageMap *map,
static void phys_section_destroy(MemoryRegion *mr)
{
+ bool have_sub_page = mr->subpage;
+
memory_region_unref(mr);
- if (mr->subpage) {
+ if (have_sub_page) {
subpage_t *subpage = container_of(mr, subpage_t, iomem);
object_unref(OBJECT(&subpage->iomem));
g_free(subpage);