X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=doc%2Fguides%2Fsample_app_ug%2Fflow_classify.rst;h=bc234b50a7811f94a87f2bc85aede780fb4ea7ef;hb=44158b523b049b7c8ab16c70544bb601bd29f0d1;hp=7c2b6dcf8349f3be8a54a715a2fb05a71c1fbd6f;hpb=69d0e7092874db1909bc40986c06219f1880dc23;p=dpdk.git

diff --git a/doc/guides/sample_app_ug/flow_classify.rst b/doc/guides/sample_app_ug/flow_classify.rst
index 7c2b6dcf83..bc234b50a7 100644
--- a/doc/guides/sample_app_ug/flow_classify.rst
+++ b/doc/guides/sample_app_ug/flow_classify.rst
@@ -306,7 +306,9 @@ Forwarding application is shown below:
             return retval;
 
         /* Display the port MAC address. */
-        rte_eth_macaddr_get(port, &addr);
+        retval = rte_eth_macaddr_get(port, &addr);
+        if (retval < 0)
+            return retval;
         printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8
                " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n",
                port,