[Qemu-devel] [PULL 23/28] memory.c: bugfix - ref counting mismatch in memory_region_find

[Michael S. Tsirkin]

From: Marcel Apfelbaum <address@hidden>

'address_space_get_flatview' gets a reference to a FlatView.
If the flatview lookup fails, the code returns without
"unreferencing" the view.

Cc: address@hidden

Signed-off-by: Marcel Apfelbaum <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
 memory.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/memory.c b/memory.c
index 28f6449..7764314 100644
--- a/memory.c
+++ b/memory.c
@@ -1596,6 +1596,7 @@ MemoryRegionSection memory_region_find(MemoryRegion *mr,
     view = address_space_get_flatview(as);
     fr = flatview_lookup(view, range);
     if (!fr) {
+        flatview_unref(view);
         return ret;
     }
 
-- 
MST