[PATCH v7 1/5] net/null: cleanup info response

[Stephen Hemminger]

The info_get callback doesn't need to check its args
since already done by ethdev.

The maximum receive packet length is limited by the mbuf
packet length argument which is 32 bits.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 doc/guides/rel_notes/release_26_03.rst | 4 ++++
 drivers/net/null/rte_eth_null.c        | 9 ++-------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/doc/guides/rel_notes/release_26_03.rst b/doc/guides/rel_notes/release_26_03.rst
index 15dabee7a1..9f2f2ff58f 100644
--- a/doc/guides/rel_notes/release_26_03.rst
+++ b/doc/guides/rel_notes/release_26_03.rst
@@ -55,6 +55,10 @@ New Features
      Also, make sure to start the actual text at the margin.
      =======================================================
 
+* **Updated NULL ethernet driver.**
+
+  * Changed info response to match mbuf limits.
+
 
 Removed Items
 -------------
diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
index 46e7e7bd8c..3e743a23a9 100644
--- a/drivers/net/null/rte_eth_null.c
+++ b/drivers/net/null/rte_eth_null.c
@@ -298,17 +298,12 @@ static int
 eth_dev_info(struct rte_eth_dev *dev,
 		struct rte_eth_dev_info *dev_info)
 {
-	struct pmd_internals *internals;
-
-	if ((dev == NULL) || (dev_info == NULL))
-		return -EINVAL;
+	struct pmd_internals *internals = dev->data->dev_private;
 
-	internals = dev->data->dev_private;
 	dev_info->max_mac_addrs = 1;
-	dev_info->max_rx_pktlen = (uint32_t)-1;
+	dev_info->max_rx_pktlen = UINT32_MAX;
 	dev_info->max_rx_queues = RTE_DIM(internals->rx_null_queues);
 	dev_info->max_tx_queues = RTE_DIM(internals->tx_null_queues);
-	dev_info->min_rx_bufsize = 0;
 	dev_info->tx_offload_capa = RTE_ETH_TX_OFFLOAD_MULTI_SEGS | RTE_ETH_TX_OFFLOAD_MT_LOCKFREE;
 
 	dev_info->reta_size = internals->reta_size;
-- 
2.51.0