MIEngine: Address is not an AD7MemoryAddress obj

Handle condition where the address is not an AD7MemoryAddress object. On running multiple debug engines, it appears this gets called with a different object type. Signed-off-by: intel-rganesh [email protected]
microsoft · Apr 17, 2023 · 4eb20fe · 4eb20fe · intel-rganesh · Nov 20, 2023
1 parent 17d1252
commit 4eb20fe
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/src/MIDebugEngine/AD7.Impl/AD7Disassembly.cs b/src/MIDebugEngine/AD7.Impl/AD7Disassembly.cs
@@ -34,8 +34,14 @@ public int GetCodeContext(ulong uCodeLocationId, out IDebugCodeContext2 ppCodeCo
         public int GetCodeLocationId(IDebugCodeContext2 pCodeContext, out ulong puCodeLocationId)
         {
             AD7MemoryAddress addr = pCodeContext as AD7MemoryAddress;
-            puCodeLocationId = addr.Address;
-            return Constants.S_OK;
+            if (addr != null)
+            {
+                puCodeLocationId = addr.Address;
+                return Constants.S_OK;
+            }
+
+            puCodeLocationId = 0;
+            return Constants.S_FALSE;
         }
 
         public int GetCurrentLocation(out ulong puCodeLocationId)