[dpdk-dev] [PATCH v1 2/2] net/af_xdp: set MAC addrs field to NULL

[Xiaolong Ye]

As af_xdp pmd doesn't allocate MAC addresses dynamically, it needs to be
set as NULL, so it won't be released by rte_eth_dev_release_port(),
otherwise, there would be "EAL: Error: Invalid memory" error.

Signed-off-by: Xiaolong Ye <xiaolong.ye at intel.com>
---
 drivers/net/af_xdp/rte_eth_af_xdp.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c
index a12551cbf..f659c0496 100644
--- a/drivers/net/af_xdp/rte_eth_af_xdp.c
+++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
@@ -458,6 +458,12 @@ eth_dev_close(struct rte_eth_dev *dev)
 
 	(void)xsk_umem__delete(internals->umem->umem);
 
+	/*
+	 * MAC is not allocated dynamically, setting it to NULL would prevent
+	 * from releasing it in rte_eth_dev_release_port.
+	 */
+	dev->data->mac_addrs = NULL;
+
 	xdp_umem_destroy(internals->umem);
 
 	remove_xdp_program(internals);
-- 
2.17.1