examples: fix port mask parsing failure handling

[dpdk.git] / examples / distributor / main.c

diff --git a/examples/distributor/main.c b/examples/distributor/main.c
index 49b4e61..dca48c2 100644 (file)
--- a/examples/distributor/main.c
+++ b/examples/distributor/main.c
@@ -192,7 +192,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
        }
 
        struct rte_ether_addr addr;
-       rte_eth_macaddr_get(port, &addr);
+       retval = rte_eth_macaddr_get(port, &addr);
+       if (retval < 0) {
+               printf("Failed to get MAC address (port %u): %s\n",
+                               port, rte_strerror(-retval));
+               return retval;
+       }
+
        printf("Port %u MAC: %02"PRIx8" %02"PRIx8" %02"PRIx8
                        " %02"PRIx8" %02"PRIx8" %02"PRIx8"\n",
                        port,
@@ -641,10 +647,7 @@ parse_portmask(const char *portmask)
        /* parse hexadecimal string */
        pm = strtoul(portmask, &end, 16);
        if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
-               return -1;
-
-       if (pm == 0)
-               return -1;
+               return 0;
 
        return pm;
 }