From 048772076962cdca99a6ca29b497aa6de854e594 Mon Sep 17 00:00:00 2001
From: andri lim <jangko128@gmail.com>
Date: Thu, 27 Dec 2018 09:47:34 +0700
Subject: [PATCH] fix capturedb bug

---
 nimbus/db/capturedb.nim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nimbus/db/capturedb.nim b/nimbus/db/capturedb.nim
index dfa9e23cf..e13d0dc3d 100644
--- a/nimbus/db/capturedb.nim
+++ b/nimbus/db/capturedb.nim
@@ -17,7 +17,8 @@ proc get*(db: CaptureDB, key: openArray[byte]): seq[byte] =
   result = db.dstDb.get(key)
   if result.len != 0: return
   result = db.srcDb.get(key)
-  db.dstDb.put(key, result)
+  if result.len == 0:
+    db.dstDb.put(key, result)
 
 proc put*(db: CaptureDB, key, value: openArray[byte]) =
   db.dstDb.put(key, value)