mem: fix use after free issue in memories until 4-phase work complete.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mem/simple_dram.hh b/src/mem/simple_dram.hh
index 373408c2a..de597d668 100644
--- a/src/mem/simple_dram.hh
+++ b/src/mem/simple_dram.hh
@@ -453,6 +453,12 @@ class SimpleDRAM : public AbstractMemory
     Stats::Formula writeRowHitRate;
     Stats::Formula avgGap;
 
+    /** @todo this is a temporary workaround until the 4-phase code is
+     * committed. upstream caches needs this packet until true is returned, so
+     * hold onto it for deletion until a subsequent call
+     */
+    std::vector<PacketPtr> pendingDelete;
+
   public:
 
     void regStats();