X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fvm_power_manager%2Fmain.c;h=273bfec2999f3da8d52597b8b7f7c817596394f9;hb=fa19eb20d2126d8bc63acc8f336a353dfaf8c354;hp=3778b538c8173d8894ee4acac1945bfbdf434b4b;hpb=f430bbcecf3eed93916f45654f51dd19d6955aa2;p=dpdk.git

diff --git a/examples/vm_power_manager/main.c b/examples/vm_power_manager/main.c
index 3778b538c8..273bfec299 100644
--- a/examples/vm_power_manager/main.c
+++ b/examples/vm_power_manager/main.c
@@ -112,7 +112,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
 
 	/* Display the port MAC address. */
 	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 device (port %u) MAC address: %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",
 			(unsigned int)port,
@@ -237,6 +243,7 @@ check_all_ports_link_status(uint32_t port_mask)
 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
 	uint16_t portid, count, all_ports_up, print_flag = 0;
 	struct rte_eth_link link;
+	int ret;
 
 	printf("\nChecking link status");
 	fflush(stdout);
@@ -250,7 +257,14 @@ check_all_ports_link_status(uint32_t port_mask)
 			if ((port_mask & (1 << portid)) == 0)
 				continue;
 			memset(&link, 0, sizeof(link));
-			rte_eth_link_get_nowait(portid, &link);
+			ret = rte_eth_link_get_nowait(portid, &link);
+			if (ret < 0) {
+				all_ports_up = 0;
+				if (print_flag == 1)
+					printf("Port %u link get failed: %s\n",
+						portid, rte_strerror(-ret));
+				continue;
+			}
 			/* print link status if flag set */
 			if (print_flag == 1) {
 				if (link.link_status)
@@ -258,7 +272,7 @@ check_all_ports_link_status(uint32_t port_mask)
 						"Mbps - %s\n", (uint16_t)portid,
 						(unsigned int)link.link_speed,
 				(link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
-					("full-duplex") : ("half-duplex\n"));
+					("full-duplex") : ("half-duplex"));
 				else
 					printf("Port %d Link Down\n",
 						(uint16_t)portid);
@@ -288,7 +302,7 @@ check_all_ports_link_status(uint32_t port_mask)
 	}
 }
 static int
-run_monitor(__attribute__((unused)) void *arg)
+run_monitor(__rte_unused void *arg)
 {
 	if (channel_monitor_init() < 0) {
 		printf("Unable to initialize channel monitor\n");
@@ -299,7 +313,7 @@ run_monitor(__attribute__((unused)) void *arg)
 }
 
 static int
-run_core_monitor(__attribute__((unused)) void *arg)
+run_core_monitor(__rte_unused void *arg)
 {
 	if (branch_monitor_init() < 0) {
 		printf("Unable to initialize core monitor\n");