[dpdk-dev] [PATCH 47/51] examples/ip_pipeline: check status of getting ethdev info

Andrew Rybchenko arybchenko at solarflare.com
Tue Aug 27 16:25:58 CEST 2019


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

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/ip_pipeline according to its new return type.

Signed-off-by: Ivan Ilchenko <Ivan.Ilchenko at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
 examples/ip_pipeline/kni.c  | 5 ++++-
 examples/ip_pipeline/link.c | 3 ++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/examples/ip_pipeline/kni.c b/examples/ip_pipeline/kni.c
index e9262e0..4519685 100644
--- a/examples/ip_pipeline/kni.c
+++ b/examples/ip_pipeline/kni.c
@@ -109,6 +109,7 @@ struct kni *
 	struct rte_kni *k;
 	const struct rte_pci_device *pci_dev;
 	const struct rte_bus *bus = NULL;
+	int ret;
 
 	/* Check input params */
 	if ((name == NULL) ||
@@ -123,7 +124,9 @@ struct kni *
 		return NULL;
 
 	/* Resource create */
-	rte_eth_dev_info_get(link->port_id, &dev_info);
+	ret = rte_eth_dev_info_get(link->port_id, &dev_info);
+	if (ret != 0)
+		return NULL;
 
 	memset(&kni_conf, 0, sizeof(kni_conf));
 	strlcpy(kni_conf.name, name, RTE_KNI_NAMESIZE);
diff --git a/examples/ip_pipeline/link.c b/examples/ip_pipeline/link.c
index 787eb86..4e3a40b 100644
--- a/examples/ip_pipeline/link.c
+++ b/examples/ip_pipeline/link.c
@@ -129,7 +129,8 @@ struct link *
 		if (!rte_eth_dev_is_valid_port(port_id))
 			return NULL;
 
-	rte_eth_dev_info_get(port_id, &port_info);
+	if (rte_eth_dev_info_get(port_id, &port_info) != 0)
+		return NULL;
 
 	mempool = mempool_find(params->rx.mempool_name);
 	if (mempool == NULL)
-- 
1.8.3.1



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