[dpdk-dev] [PATCH v3 46/54] examples/multi_process: check status of getting ethdev info

Andrew Rybchenko arybchenko at solarflare.com
Fri Sep 6 09:30:58 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/multi_process 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/multi_process/symmetric_mp/main.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/examples/multi_process/symmetric_mp/main.c b/examples/multi_process/symmetric_mp/main.c
index 62771e036c..9ae8efb0ba 100644
--- a/examples/multi_process/symmetric_mp/main.c
+++ b/examples/multi_process/symmetric_mp/main.c
@@ -209,7 +209,13 @@ smp_port_init(uint16_t port, struct rte_mempool *mbuf_pool,
 	printf("# Initialising port %u... ", port);
 	fflush(stdout);
 
-	rte_eth_dev_info_get(port, &info);
+	retval = rte_eth_dev_info_get(port, &info);
+	if (retval != 0) {
+		printf("Error during getting device (port %u) info: %s\n",
+				port, strerror(-retval));
+		return retval;
+	}
+
 	info.default_rxconf.rx_drop_en = 1;
 
 	if (info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
-- 
2.17.1



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