[dpdk-dev] [PATCH] examples/l2fwd-event: fix return value handling from API

Pavan Nikhilesh Bhagavatula pbhagavatula at marvell.com
Mon Feb 3 06:14:02 CET 2020


>Subject: [PATCH] examples/l2fwd-event: fix return value handling from
>API
>
>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 at marvell.com>

Acked-by: Pavan Nikhilesh <pbhagavatula at 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



More information about the dev mailing list