event/cnxk: fix clang build on Arm

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

diff --git a/examples/flow_filtering/main.c b/examples/flow_filtering/main.c
index fe064fa..f1940bc 100644 (file)
--- a/examples/flow_filtering/main.c
+++ b/examples/flow_filtering/main.c
@@ -9,7 +9,6 @@
 #include <inttypes.h>
 #include <sys/types.h>
 #include <sys/queue.h>
-#include <netinet/in.h>
 #include <setjmp.h>
 #include <stdarg.h>
 #include <ctype.h>
@@ -52,7 +51,7 @@ print_ether_addr(const char *what, struct rte_ether_addr *eth_addr)
        printf("%s%s", what, buf);
 }
 
-static void
+static int
 main_loop(void)
 {
        struct rte_mbuf *mbufs[32];
@@ -61,6 +60,7 @@ main_loop(void)
        uint16_t nb_rx;
        uint16_t i;
        uint16_t j;
+       int ret;
 
        while (!force_quit) {
                for (i = 0; i < nr_queues; i++) {
@@ -88,8 +88,12 @@ main_loop(void)
 
        /* closing and releasing resources */
        rte_flow_flush(port_id, &error);
-       rte_eth_dev_stop(port_id);
+       ret = rte_eth_dev_stop(port_id);
+       if (ret < 0)
+               printf("Failed to stop port %u: %s",
+                      port_id, rte_strerror(-ret));
        rte_eth_dev_close(port_id);
+       return ret;
 }
 
 #define CHECK_INTERVAL 1000  /* 100ms */
@@ -100,15 +104,19 @@ assert_link_status(void)
 {
        struct rte_eth_link link;
        uint8_t rep_cnt = MAX_REPEAT_TIMES;
+       int link_get_err = -EINVAL;
 
        memset(&link, 0, sizeof(link));
        do {
-               rte_eth_link_get(port_id, &link);
-               if (link.link_status == ETH_LINK_UP)
+               link_get_err = rte_eth_link_get(port_id, &link);
+               if (link_get_err == 0 && link.link_status == ETH_LINK_UP)
                        break;
                rte_delay_ms(CHECK_INTERVAL);
        } while (--rep_cnt);
 
+       if (link_get_err < 0)
+               rte_exit(EXIT_FAILURE, ":: error: link get is failing: %s\n",
+                        rte_strerror(-link_get_err));
        if (link.link_status == ETH_LINK_DOWN)
                rte_exit(EXIT_FAILURE, ":: error: link is still down\n");
 }
@@ -180,7 +188,12 @@ init_port(void)
                }
        }
 
-       rte_eth_promiscuous_enable(port_id);
+       ret = rte_eth_promiscuous_enable(port_id);
+       if (ret != 0)
+               rte_exit(EXIT_FAILURE,
+                       ":: promiscuous mode enable failed: err=%s, port=%u\n",
+                       rte_strerror(-ret), port_id);
+
        ret = rte_eth_dev_start(port_id);
        if (ret < 0) {
                rte_exit(EXIT_FAILURE,
@@ -245,7 +258,10 @@ main(int argc, char **argv)
                rte_exit(EXIT_FAILURE, "error in creating flow");
        }
 
-       main_loop();
+       ret = main_loop();
+
+       /* clean up the EAL */
+       rte_eal_cleanup();
 
-       return 0;
+       return ret;
 }