From 84c21b4801006f957f59a8e0346be85d0ec52279 Mon Sep 17 00:00:00 2001
From: Ulric Qin <ulric.qin@gmail.com>
Date: Wed, 11 May 2022 17:42:16 +0800
Subject: [PATCH] refactor

---
 agent/reader.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/agent/reader.go b/agent/reader.go
index a2b89af..2cf9ec6 100644
--- a/agent/reader.go
+++ b/agent/reader.go
@@ -113,6 +113,11 @@ func (r *Reader) read() {
 				// queue closed
 				return
 			}
+
+			if item == nil {
+				continue
+			}
+
 			series = append(series, convert(item))
 			count++
 			if count >= batch {