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examples/ioat: fix unchecked return value

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patch checks the return value of function rte_eth_dev_info_get,
if return value is negative error message printed on the console.

Coverity issue: 350361
Fixes: c8e6ceecebc1 ("examples/ioat: add new sample app for ioat driver")
Cc: stable@dpdk.org

Signed-off-by: Praveen Shetty <praveen.shetty@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
This commit is contained in:
Praveen Shetty 2019-11-28 11:27:14 +00:00 committed by David Marchand
parent 899f6de24b
commit 4c2af82e54
1 changed files with 5 additions and 1 deletions
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6
examples/ioat/ioatfwd.c
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@ -824,7 +824,11 @@ port_init(uint16_t portid, struct rte_mempool *mbuf_pool, uint16_t nb_queues)
/* Init port */
printf("Initializing port %u... ", portid);
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, "Cannot get device info: %s, port=%u\n",
rte_strerror(-ret), portid);
local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
dev_info.flow_type_rss_offloads;
if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)