[PATCH v3 7/8] event/sw: remove unnecessary NULL check

[Stephen Hemminger <stephen@networkplumber.org>]

The XXX_free() functions already handle NULL pointer.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/event/sw/sw_evdev.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
index ba82a80385b6..f93313b31b5c 100644
--- a/drivers/event/sw/sw_evdev.c
+++ b/drivers/event/sw/sw_evdev.c
@@ -166,8 +166,7 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 	snprintf(buf, sizeof(buf), "sw%d_p%u_%s", dev->data->dev_id,
 			port_id, "rx_worker_ring");
 	struct rte_event_ring *existing_ring = rte_event_ring_lookup(buf);
-	if (existing_ring)
-		rte_event_ring_free(existing_ring);
+	rte_event_ring_free(existing_ring);
 
 	p->rx_worker_ring = rte_event_ring_create(buf, MAX_SW_PROD_Q_DEPTH,
 			dev->data->socket_id,
@@ -186,8 +185,7 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 	snprintf(buf, sizeof(buf), "sw%d_p%u, %s", dev->data->dev_id,
 			port_id, "cq_worker_ring");
 	existing_ring = rte_event_ring_lookup(buf);
-	if (existing_ring)
-		rte_event_ring_free(existing_ring);
+	rte_event_ring_free(existing_ring);
 
 	p->cq_worker_ring = rte_event_ring_create(buf, conf->dequeue_depth,
 			dev->data->socket_id,
-- 
2.34.1