[RFC 6/8] net/enetfc: fix array out of bounds warning

[Stephen Hemminger]

With gcc-12 it detects that this function could be passed a
queue > 1 which would cause out of bounds access.

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
 drivers/net/enetfec/enet_ethdev.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/enetfec/enet_ethdev.c 
b/drivers/net/enetfec/enet_ethdev.c
index 714f8ac7eccc..4956235a10a6 100644
--- a/drivers/net/enetfec/enet_ethdev.c
+++ b/drivers/net/enetfec/enet_ethdev.c
@@ -454,6 +454,11 @@ enetfec_rx_queue_setup(struct rte_eth_dev *dev,
                return -EINVAL;
        }
 
+       if (queue_idx >= ENETFEC_MAX_Q) {
+               ENETFEC_PMD_ERR("Only %u receive queues supported", 
ENETFEC_MAX_Q);
+               return -EINVAL;
+       }
+
        /* allocate receive queue */
        rxq = rte_zmalloc(NULL, sizeof(*rxq), RTE_CACHE_LINE_SIZE);
        if (rxq == NULL) {
-- 
2.35.1