diff --git a/config.ini b/config.ini
index fd2e4f906..6ed389aed 100644
--- a/config.ini
+++ b/config.ini
@@ -186,6 +186,8 @@ kern.features.inet6=1
 kern.ipc.somaxconn=32768
 kern.ipc.maxsockbuf=16777216
 
+net.add_addr_allfibs=1
+
 net.link.ether.inet.maxhold=5
 
 net.inet.tcp.fast_finwait2_recycle=1
diff --git a/lib/ff_dpdk_kni.c b/lib/ff_dpdk_kni.c
index 8a75a53ca..f2721e9f1 100644
--- a/lib/ff_dpdk_kni.c
+++ b/lib/ff_dpdk_kni.c
@@ -219,7 +219,7 @@ kni_process_tx(uint16_t port_id, uint16_t queue_id,
     struct rte_mbuf **pkts_burst, unsigned count)
 {
     /* read packet from kni ring(phy port) and transmit to kni */
-    uint16_t nb_tx, nb_kni_tx;
+    uint16_t nb_tx, nb_kni_tx = 0;
     nb_tx = rte_ring_dequeue_burst(kni_rp[port_id], (void **)pkts_burst, count, NULL);
 
 #ifdef FF_KNI_KNI
@@ -253,7 +253,7 @@ static int
 kni_process_rx(uint16_t port_id, uint16_t queue_id,
     struct rte_mbuf **pkts_burst, unsigned count)
 {
-    uint16_t nb_kni_rx, nb_rx;
+    uint16_t nb_kni_rx = 0, nb_rx;
 
 #ifdef FF_KNI_KNI
     if (ff_global_cfg.kni.type == KNI_TYPE_KNI) {