From 5e4df3178774b3e9f24c491720ea47bbbdc8a455 Mon Sep 17 00:00:00 2001
From: Simon Lin <simonlin@google.com>
Date: Wed, 9 Sep 2020 23:01:31 +0800
Subject: [PATCH] [link-quality] fix fuzzer compile failure (#5505)

---
 src/core/thread/link_quality.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/thread/link_quality.cpp b/src/core/thread/link_quality.cpp
index 6e4956834..e1e34476c 100644
--- a/src/core/thread/link_quality.cpp
+++ b/src/core/thread/link_quality.cpp
@@ -206,7 +206,7 @@ uint8_t LinkQualityInfo::ConvertRssToLinkQuality(int8_t aNoiseFloor, int8_t aRss
 
 int8_t LinkQualityInfo::ConvertLinkQualityToRss(int8_t aNoiseFloor, uint8_t aLinkQuality)
 {
-    uint8_t linkmargin = 0;
+    int8_t linkmargin = 0;
 
     switch (aLinkQuality)
     {