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* [dpdk-dev] [PATCH] examples/l2fwd-event: fix return value handling from API
@ 2020-01-30  8:19 Sunil Kumar Kori
  2020-02-03  5:14 ` Pavan Nikhilesh Bhagavatula
  0 siblings, 1 reply; 3+ messages in thread
From: Sunil Kumar Kori @ 2020-01-30  8:19 UTC (permalink / raw)
  To: Marko Kovacevic, Ori Kam, Bruce Richardson, Radu Nicolau,
	Akhil Goyal, Tomasz Kantecki, Sunil Kumar Kori, Pavan Nikhilesh
  Cc: dev, stable

Patch fixes coverity issues which handles return values from API
calling.

Coverity issue: 350588
Coverity issue: 350594
Coverity issue: 350598
Coverity issue: 350599

Fixes: 3b5476db4823 ("examples/l2fwd-event: setup event queue and port")

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
---
 examples/l2fwd-event/l2fwd_event_generic.c       |  9 +++++++--
 examples/l2fwd-event/l2fwd_event_internal_port.c | 10 ++++++++--
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/examples/l2fwd-event/l2fwd_event_generic.c b/examples/l2fwd-event/l2fwd_event_generic.c
index b07306a17..2dc95e5f7 100644
--- a/examples/l2fwd-event/l2fwd_event_generic.c
+++ b/examples/l2fwd-event/l2fwd_event_generic.c
@@ -112,7 +112,9 @@ l2fwd_event_port_setup_generic(struct l2fwd_resources *rsrc)
 		rte_panic("No space is available\n");
 
 	memset(&def_p_conf, 0, sizeof(struct rte_event_port_conf));
-	rte_event_port_default_conf_get(event_d_id, 0, &def_p_conf);
+	ret = rte_event_port_default_conf_get(event_d_id, 0, &def_p_conf);
+	if (ret < 0)
+		rte_panic("Error to get default configuration of event port\n");
 
 	if (def_p_conf.new_event_threshold < event_p_conf.new_event_threshold)
 		event_p_conf.new_event_threshold =
@@ -173,7 +175,10 @@ l2fwd_event_queue_setup_generic(struct l2fwd_resources *rsrc,
 	if (!evt_rsrc->evq.event_q_id)
 		rte_panic("Memory allocation failure\n");
 
-	rte_event_queue_default_conf_get(event_d_id, 0, &def_q_conf);
+	ret = rte_event_queue_default_conf_get(event_d_id, 0, &def_q_conf);
+	if (ret < 0)
+		rte_panic("Error to get default config of event queue\n");
+
 	if (def_q_conf.nb_atomic_flows < event_q_conf.nb_atomic_flows)
 		event_q_conf.nb_atomic_flows = def_q_conf.nb_atomic_flows;
 
diff --git a/examples/l2fwd-event/l2fwd_event_internal_port.c b/examples/l2fwd-event/l2fwd_event_internal_port.c
index 5e6e8598a..63d57b46c 100644
--- a/examples/l2fwd-event/l2fwd_event_internal_port.c
+++ b/examples/l2fwd-event/l2fwd_event_internal_port.c
@@ -109,7 +109,10 @@ l2fwd_event_port_setup_internal_port(struct l2fwd_resources *rsrc)
 	if (!evt_rsrc->evp.event_p_id)
 		rte_panic("Failed to allocate memory for Event Ports\n");
 
-	rte_event_port_default_conf_get(event_d_id, 0, &def_p_conf);
+	ret = rte_event_port_default_conf_get(event_d_id, 0, &def_p_conf);
+	if (ret < 0)
+		rte_panic("Error to get default configuration of event port\n");
+
 	if (def_p_conf.new_event_threshold < event_p_conf.new_event_threshold)
 		event_p_conf.new_event_threshold =
 						def_p_conf.new_event_threshold;
@@ -161,7 +164,10 @@ l2fwd_event_queue_setup_internal_port(struct l2fwd_resources *rsrc,
 	uint8_t event_q_id = 0;
 	int32_t ret;
 
-	rte_event_queue_default_conf_get(event_d_id, event_q_id, &def_q_conf);
+	ret = rte_event_queue_default_conf_get(event_d_id, event_q_id,
+					       &def_q_conf);
+	if (ret < 0)
+		rte_panic("Error to get default config of event queue\n");
 
 	if (def_q_conf.nb_atomic_flows < event_q_conf.nb_atomic_flows)
 		event_q_conf.nb_atomic_flows = def_q_conf.nb_atomic_flows;
-- 
2.17.1


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2020-01-30  8:19 [dpdk-dev] [PATCH] examples/l2fwd-event: fix return value handling from API Sunil Kumar Kori
2020-02-03  5:14 ` Pavan Nikhilesh Bhagavatula
2020-02-15  7:06   ` Jerin Jacob

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