From bd12a1736b7e1d23431268b4489bea9475df1122 Mon Sep 17 00:00:00 2001
From: Joseph Henry <joseph.henry@zerotier.com>
Date: Tue, 18 May 2021 12:38:24 -0700
Subject: [PATCH] Fix MAC address getter convenience function in C API

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

diff --git a/src/Controls.cpp b/src/Controls.cpp
index bea618d..97a237c 100644
--- a/src/Controls.cpp
+++ b/src/Controls.cpp
@@ -453,7 +453,7 @@ ZTS_API int ZTCALL zts_net_get_mac_str(uint64_t net_id, char* dst, unsigned int
         dst,
         ZTS_MAC_ADDRSTRLEN,
         "%x:%x:%x:%x:%x:%x",
-        (mac >> 48) & 0xFF,
+        (mac >> 40) & 0xFF,
         (mac >> 32) & 0xFF,
         (mac >> 24) & 0xFF,
         (mac >> 16) & 0xFF,