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memory.c: bugfix - ref counting mismatch in memory_region_find 

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

Cc: qemu-stable@nongnu.org

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
(cherry picked from commit 6307d974f9)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
This commit is contained in:
Marcel Apfelbaum 2013-12-02 16:20:59 +02:00 committed by Michael Roth
parent 97f74de48c
commit 8fa58fe910
1 changed files with 1 additions and 0 deletions
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memory.c
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@ -1596,6 +1596,7 @@ MemoryRegionSection memory_region_find(MemoryRegion *mr,
view = address_space_get_flatview(as); view = address_space_get_flatview(as);
fr = flatview_lookup(view, range); fr = flatview_lookup(view, range);
if (!fr) { if (!fr) {
flatview_unref(view);
return ret; return ret;
} }