[dpdk-stable] [PATCH 18.11 1/5] net/bnxt: fix structure variable initialization

[Kalesh A P <kalesh-anakkur.purayil@broadcom.com>]

From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>

[ upstream commit ce41561d1b998d9e15f74f9c3a6aff78e0f99871 ]

During port start if bnxt_alloc_all_hwrm_stat_ctxs() fails,
in the cleanup path we do see errors like below:

bnxt_hwrm_ring_free(): hwrm_ring_free cp failed. rc:2
bnxt_hwrm_ring_free(): hwrm_ring_free rx failed. rc:2

The reason for this is in bnxt_free_all_hwrm_rings(), the check
is made against "ring->fw_ring_id != INVALID_HW_RING_ID" which
always return true as ring->fw_ring_id is not set to INVALID_HW_RING_ID
while initialising the ring structs.

Fixes: 6eb3cc2294fd ("net/bnxt: add initial Tx code")
Fixes: 2eb53b134aae ("net/bnxt: add initial Rx code")

Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
 drivers/net/bnxt/bnxt_rxr.c | 3 +++
 drivers/net/bnxt/bnxt_txr.c | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c
index a4234d1..433323b 100644
--- a/drivers/net/bnxt/bnxt_rxr.c
+++ b/drivers/net/bnxt/bnxt_rxr.c
@@ -695,6 +695,7 @@ int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id)
 	ring->bd_dma = rxr->rx_desc_mapping;
 	ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_rx_bd);
 	ring->vmem = (void **)&rxr->rx_buf_ring;
+	ring->fw_ring_id = INVALID_HW_RING_ID;
 
 	cpr = rte_zmalloc_socket("bnxt_rx_ring",
 				 sizeof(struct bnxt_cp_ring_info),
@@ -716,6 +717,7 @@ int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id)
 	ring->bd_dma = cpr->cp_desc_mapping;
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
+	ring->fw_ring_id = INVALID_HW_RING_ID;
 
 	/* Allocate Aggregator rings */
 	ring = rte_zmalloc_socket("bnxt_rx_ring_struct",
@@ -731,6 +733,7 @@ int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id)
 	ring->bd_dma = rxr->ag_desc_mapping;
 	ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_rx_bd);
 	ring->vmem = (void **)&rxr->ag_buf_ring;
+	ring->fw_ring_id = INVALID_HW_RING_ID;
 
 	return 0;
 }
diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c
index 348b111..449c729 100644
--- a/drivers/net/bnxt/bnxt_txr.c
+++ b/drivers/net/bnxt/bnxt_txr.c
@@ -79,6 +79,7 @@ int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id)
 	ring->bd_dma = txr->tx_desc_mapping;
 	ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_tx_bd);
 	ring->vmem = (void **)&txr->tx_buf_ring;
+	ring->fw_ring_id = INVALID_HW_RING_ID;
 
 	cpr = rte_zmalloc_socket("bnxt_tx_ring",
 				 sizeof(struct bnxt_cp_ring_info),
@@ -99,6 +100,7 @@ int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id)
 	ring->bd_dma = cpr->cp_desc_mapping;
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
+	ring->fw_ring_id = INVALID_HW_RING_ID;
 
 	return 0;
 }
-- 
2.10.1