[netif] remove unused mNext pointer (#4520)
diff --git a/src/core/net/netif.cpp b/src/core/net/netif.cpp
index 3108339..0d69905 100644
--- a/src/core/net/netif.cpp
+++ b/src/core/net/netif.cpp
@@ -85,7 +85,6 @@
, mUnicastAddresses()
, mMulticastAddresses()
, mMulticastPromiscuous(false)
- , mNext(NULL)
, mAddressCallback(NULL)
, mAddressCallbackContext(NULL)
{
diff --git a/src/core/net/netif.hpp b/src/core/net/netif.hpp
index e40bb31..853ab55 100644
--- a/src/core/net/netif.hpp
+++ b/src/core/net/netif.hpp
@@ -404,7 +404,6 @@
LinkedList<NetifUnicastAddress> mUnicastAddresses;
LinkedList<NetifMulticastAddress> mMulticastAddresses;
bool mMulticastPromiscuous;
- Netif * mNext;
otIp6AddressCallback mAddressCallback;
void * mAddressCallbackContext;