[dpdk-dev] [PATCH v3 43/54] examples/flow_classify: check status of getting ethdev info

Andrew Rybchenko arybchenko at solarflare.com
Fri Sep 6 09:30:55 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/flow_classify 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/flow_classify/flow_classify.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/examples/flow_classify/flow_classify.c b/examples/flow_classify/flow_classify.c
index bc7f43ea9c..2130c13d85 100644
--- a/examples/flow_classify/flow_classify.c
+++ b/examples/flow_classify/flow_classify.c
@@ -202,7 +202,13 @@ port_init(uint8_t port, struct rte_mempool *mbuf_pool)
 	if (!rte_eth_dev_is_valid_port(port))
 		return -1;
 
-	rte_eth_dev_info_get(port, &dev_info);
+	retval = rte_eth_dev_info_get(port, &dev_info);
+	if (retval != 0) {
+		printf("Error during getting device (port %u) info: %s\n",
+				port, strerror(-retval));
+		return retval;
+	}
+
 	if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 		port_conf.txmode.offloads |=
 			DEV_TX_OFFLOAD_MBUF_FAST_FREE;
-- 
2.17.1



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