[dpdk-stable] [PATCH 17.11 3/6] net/failsafe: add checks for deferred queue setup

[Andrew Rybchenko]

From: Ian Dolzhansky <ian.dolzhansky at oktetlabs.ru>

[ backported from upstream commit c3a210a264bda441e36109af1624ecc79ff4655f ]

Fixes: a46f8d584eb8 ("net/failsafe: add fail-safe PMD")

Signed-off-by: Ian Dolzhansky <ian.dolzhansky at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
 drivers/net/failsafe/failsafe_ops.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c
index 885d63c..7eb6f71 100644
--- a/drivers/net/failsafe/failsafe_ops.c
+++ b/drivers/net/failsafe/failsafe_ops.c
@@ -284,6 +284,11 @@
 	uint8_t i;
 	int ret;
 
+	if (rx_conf->rx_deferred_start) {
+		ERROR("Rx queue deferred start is not supported");
+		return -EINVAL;
+	}
+
 	rxq = dev->data->rx_queues[rx_queue_id];
 	if (rxq != NULL) {
 		fs_rx_queue_release(rxq);
@@ -355,6 +360,11 @@
 	uint8_t i;
 	int ret;
 
+	if (tx_conf->tx_deferred_start) {
+		ERROR("Tx queue deferred start is not supported");
+		return -EINVAL;
+	}
+
 	txq = dev->data->tx_queues[tx_queue_id];
 	if (txq != NULL) {
 		fs_tx_queue_release(txq);
-- 
1.8.3.1