[dpdk-dev] [PATCH v4 54/54] examples/exception_path: check status of getting ethdev info

Andrew Rybchenko arybchenko at solarflare.com
Thu Sep 12 18:43:05 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/exception_path 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/exception_path/main.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/examples/exception_path/main.c b/examples/exception_path/main.c
index 0d79e5a24..d7f3598af 100644
--- a/examples/exception_path/main.c
+++ b/examples/exception_path/main.c
@@ -432,7 +432,12 @@ init_port(uint16_t port)
 	/* Initialise device and RX/TX queues */
 	PRINT_INFO("Initialising port %u ...", port);
 	fflush(stdout);
-	rte_eth_dev_info_get(port, &dev_info);
+
+	ret = rte_eth_dev_info_get(port, &dev_info);
+	if (ret != 0)
+		FATAL_ERROR("Error during getting device (port %u) info: %s\n",
+			port, 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;
-- 
2.17.1



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