From: Amr Mokhtar <amr.mokhtar@intel.com>
Date: Wed, 31 Jan 2018 13:54:28 +0000 (+0000)
Subject: app/bbdev: fix unchecked return value
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=d3345d4070e577bb369f38c53d00db7d1968b5c9;p=dpdk.git

app/bbdev: fix unchecked return value

add check for rte_bbdev_callback_register() retun

Coverity issue: 257027
Fixes: f714a18885a6 ("app/testbbdev: add test application for bbdev")

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

diff --git a/app/test-bbdev/test_bbdev_perf.c b/app/test-bbdev/test_bbdev_perf.c
index 8f6896cc51..00f3b085f7 100644
--- a/app/test-bbdev/test_bbdev_perf.c
+++ b/app/test-bbdev/test_bbdev_perf.c
@@ -1557,9 +1557,11 @@ throughput_test(struct active_device *ad,
 			throughput_function = throughput_intr_lcore_enc;
 
 		/* Dequeue interrupt callback registration */
-		rte_bbdev_callback_register(ad->dev_id, RTE_BBDEV_EVENT_DEQUEUE,
-				dequeue_event_callback,
+		ret = rte_bbdev_callback_register(ad->dev_id,
+				RTE_BBDEV_EVENT_DEQUEUE, dequeue_event_callback,
 				&t_params);
+		if (ret < 0)
+			return ret;
 	} else {
 		if (test_vector.op_type == RTE_BBDEV_OP_TURBO_DEC)
 			throughput_function = throughput_pmd_lcore_dec;