From 8888c7dfaceaec477ab65b50e4c78749da68adb6 Mon Sep 17 00:00:00 2001
From: Badrish Chandramouli <badrishc@microsoft.com>
Date: Thu, 8 Nov 2018 15:35:05 -0800
Subject: [PATCH] Fixes in traversal in case of hash collisions.

---
 cs/src/core/Index/FASTER/AsyncIO.cs    | 1 +
 cs/src/core/Index/FASTER/FASTERImpl.cs | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/cs/src/core/Index/FASTER/AsyncIO.cs b/cs/src/core/Index/FASTER/AsyncIO.cs
index 8e5470e7..c9e27aca 100644
--- a/cs/src/core/Index/FASTER/AsyncIO.cs
+++ b/cs/src/core/Index/FASTER/AsyncIO.cs
@@ -131,6 +131,7 @@ namespace FASTER.core
                                 Value.Free(Layout.GetValue(physicalAddress));
                             }
                             ctx.record.Return();
+                            ctx.record = ctx.objBuffer = default(SectorAlignedMemory);
                             AsyncGetFromDisk(ctx.logicalAddress, requiredBytes, AsyncGetFromDiskCallback, ctx);
                         }
                         else
diff --git a/cs/src/core/Index/FASTER/FASTERImpl.cs b/cs/src/core/Index/FASTER/FASTERImpl.cs
index 6ac86e40..137f4278 100644
--- a/cs/src/core/Index/FASTER/FASTERImpl.cs
+++ b/cs/src/core/Index/FASTER/FASTERImpl.cs
@@ -229,6 +229,8 @@ namespace FASTER.core
                     InternalContinuePendingReadCopyToTail(ctx, request, ref pendingContext);
                 }
             }
+            else
+                return OperationStatus.NOTFOUND;
 
             return OperationStatus.SUCCESS;
         }