From f9d757a161fea4775d033a1ce88cf7962fe24a93 Mon Sep 17 00:00:00 2001
From: Abtin Keshavarzian <abtink@google.com>
Date: Tue, 29 Jan 2019 19:09:25 -0800
Subject: [PATCH] [router-table] fix allocated router ids bit-vector size
 (#3534)

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

diff --git a/src/core/thread/router_table.hpp b/src/core/thread/router_table.hpp
index 9433db1a1..89a61aeae 100644
--- a/src/core/thread/router_table.hpp
+++ b/src/core/thread/router_table.hpp
@@ -342,7 +342,7 @@ private:
     }
 
     Router   mRouters[Mle::kMaxRouters];
-    uint8_t  mAllocatedRouterIds[BitVectorBytes(Mle::kMaxRouterId)];
+    uint8_t  mAllocatedRouterIds[BitVectorBytes(Mle::kMaxRouterId + 1)];
     uint8_t  mRouterIdReuseDelay[Mle::kMaxRouterId + 1];
     uint32_t mRouterIdSequenceLastUpdated;
     uint8_t  mRouterIdSequence;