From: Amr Mokhtar <amr.mokhtar@intel.com>
Date: Wed, 31 Jan 2018 14:40:25 +0000 (+0000)
Subject: examples/bbdev: fix unchecked return of stats
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=200d0e7a708c8a99e1e4b8fe98d56f368d3b6187;p=dpdk.git

examples/bbdev: fix unchecked return of stats

Added a check on rte_bbdev_stats_get() return before
printing out the statistics results.

Coverity issue: 257018
Fixes: 1ffee690eaa1 ("examples/bbdev: add sample app")

Signed-off-by: Amr Mokhtar <amr.mokhtar@intel.com>
---

diff --git a/examples/bbdev_app/main.c b/examples/bbdev_app/main.c
index e779db2819..3c45256954 100644
--- a/examples/bbdev_app/main.c
+++ b/examples/bbdev_app/main.c
@@ -616,8 +616,16 @@ print_stats(struct stats_lcore_params *stats_lcore)
 					xstats[i].value);
 	}
 
+	ret = rte_bbdev_stats_get(bbdev_id, &bbstats);
+	if (ret < 0) {
+		free(xstats);
+		free(xstats_names);
+		rte_exit(EXIT_FAILURE,
+				"ERROR(%d): Failure to get BBDEV %u statistics\n",
+				ret, bbdev_id);
+	}
+
 	printf("\nBBDEV STATISTICS:\n=================\n");
-	rte_bbdev_stats_get(bbdev_id, &bbstats);
 	printf("BBDEV %u: %s enqueue count:\t\t%"PRIu64"\n",
 			bbdev_id, stats_border,
 			bbstats.enqueued_count);