X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=lib%2Flibrte_kni%2Frte_kni.c;h=4b45d1a014488672e687102e5fe1fb912f44d3ca;hb=6e7cbd63706f3435b9d9a2057a37db1da01db9a7;hp=8c483c1f41bacf6cd9a71a619fecd10898e18c7a;hpb=f239aed5e674965691846e8ce3f187dd47523689;p=deb_dpdk.git

diff --git a/lib/librte_kni/rte_kni.c b/lib/librte_kni/rte_kni.c
index 8c483c1f..4b45d1a0 100644
--- a/lib/librte_kni/rte_kni.c
+++ b/lib/librte_kni/rte_kni.c
@@ -340,7 +340,7 @@ rte_kni_alloc(struct rte_mempool *pktmbuf_pool,
 	/* Get an available slot from the pool */
 	slot = kni_memzone_pool_alloc();
 	if (!slot) {
-		RTE_LOG(ERR, KNI, "Cannot allocate more KNI interfaces; increase the number of max_kni_ifaces(current %d) or release unusued ones.\n",
+		RTE_LOG(ERR, KNI, "Cannot allocate more KNI interfaces; increase the number of max_kni_ifaces(current %d) or release unused ones.\n",
 			kni_memzone_pool.max_ifaces);
 		return NULL;
 	}
@@ -456,7 +456,7 @@ va2pa(struct rte_mbuf *m)
 {
 	return (void *)((unsigned long)m -
 			((unsigned long)m->buf_addr -
-			 (unsigned long)m->buf_physaddr));
+			 (unsigned long)m->buf_iova));
 }
 
 static void
@@ -659,7 +659,7 @@ kni_allocate_mbufs(struct rte_kni *kni)
 		phys[i] = va2pa(pkts[i]);
 	}
 
-	/* No pkt mbuf alocated */
+	/* No pkt mbuf allocated */
 	if (i <= 0)
 		return;
 
@@ -681,6 +681,9 @@ rte_kni_get(const char *name)
 	struct rte_kni_memzone_slot *it;
 	struct rte_kni *kni;
 
+	if (name == NULL || name[0] == '\0')
+		return NULL;
+
 	/* Note: could be improved perf-wise if necessary */
 	for (i = 0; i < kni_memzone_pool.max_ifaces; i++) {
 		it = &kni_memzone_pool.slots[i];