[dpdk-dev] [PATCH v2 19/54] examples/l3fwd: check status of getting ethdev info

Andrew Rybchenko arybchenko at solarflare.com
Tue Sep 3 15:56:53 CEST 2019


From: Ivan Ilchenko <Ivan.Ilchenko at oktetlabs.com>

rte_eth_dev_info_get() return value was changed from void to
int, so this patch modify rte_eth_dev_info_get() usage across
examples/l3fwd according to its new return type.

Signed-off-by: Ivan Ilchenko <Ivan.Ilchenko at oktetlabs.com>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
 examples/l3fwd/main.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/examples/l3fwd/main.c b/examples/l3fwd/main.c
index 3800bad..3294ac2 100644
--- a/examples/l3fwd/main.c
+++ b/examples/l3fwd/main.c
@@ -874,7 +874,12 @@ enum {
 		printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
 			nb_rx_queue, (unsigned)n_tx_queue );
 
-		rte_eth_dev_info_get(portid, &dev_info);
+		ret = rte_eth_dev_info_get(portid, &dev_info);
+		if (ret != 0)
+			rte_exit(EXIT_FAILURE,
+				"Error during getting device (port %u) info: %s\n",
+				portid, strerror(-ret));
+
 		if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 			local_port_conf.txmode.offloads |=
 				DEV_TX_OFFLOAD_MBUF_FAST_FREE;
@@ -985,7 +990,12 @@ enum {
 			printf("rxq=%d,%d,%d ", portid, queueid, socketid);
 			fflush(stdout);
 
-			rte_eth_dev_info_get(portid, &dev_info);
+			ret = rte_eth_dev_info_get(portid, &dev_info);
+			if (ret != 0)
+				rte_exit(EXIT_FAILURE,
+					"Error during getting device (port %u) info: %s\n",
+					portid, strerror(-ret));
+
 			rxq_conf = dev_info.default_rxconf;
 			rxq_conf.offloads = port_conf.rxmode.offloads;
 			if (!per_port_pool)
-- 
1.8.3.1



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