Adds fix for IPV6 multicast

project-chip · Jul 7, 2022 · c5f3eb0 · c5f3eb0
1 parent 9b3668c
commit c5f3eb0
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/src/inet/UDPEndPointImplLwIP.cpp b/src/inet/UDPEndPointImplLwIP.cpp
@@ -133,7 +133,7 @@ CHIP_ERROR UDPEndPointImplLwIP::LwIPBindInterface(struct udp_pcb * aUDP, Interfa
 InterfaceId UDPEndPointImplLwIP::GetBoundInterface() const
 {
 #if HAVE_LWIP_UDP_BIND_NETIF
-    return InterfaceId(netif_get_by_index(mUDP->netif_idx));
+    return InterfaceId(netif_get_by_index(mUDP->netif_idx + 1));
 #else
     return InterfaceId(mUDP->intf_filter);
 #endif

diff --git a/src/lwip/efr32/lwipopts-rs911x.h b/src/lwip/efr32/lwipopts-rs911x.h
@@ -101,6 +101,7 @@
 #define LWIP_IPV6_AUTOCONFIG (1)
 #define LWIP_IPV6_ROUTER_SUPPORT 1
 #define LWIP_ND6_LISTEN_RA 1
+#define LWIP_IPV6_MLD 1
 
 #define LWIP_ND6_NUM_NEIGHBORS (2)
 #define LWIP_ND6_NUM_DESTINATIONS (3)
@@ -150,9 +151,7 @@
 
 #define LWIP_IPV6_NUM_ADDRESSES 5
 
-#ifndef LWIP_IPV6_ND
 #define LWIP_IPV6_ND 1
-#endif
 #define LWIP_ND6_QUEUEING 1
 #define LWIP_NUM_ND6_QUEUE 3