[PATCH v2] net: thunderbolt: Fix the parameter passing of tb_xdomain_enable_paths()/tb_xdomain_disable_paths()

From: zhangjianrong
Date: Sat Jun 28 2025 - 05:49:43 EST


According to the description of tb_xdomain_enable_paths(), the third
parameter represents the transmit ring and the fifth parameter represents
the receive ring. tb_xdomain_disable_paths() is the same case.

Fixes: ff7cd07f3064 ("net: thunderbolt: Enable DMA paths only after rings are enabled")
Signed-off-by: zhangjianrong <zhangjianrong5@xxxxxxxxxx>
---
v2: add fixes tag
v1: initial submission

drivers/net/thunderbolt/main.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/thunderbolt/main.c b/drivers/net/thunderbolt/main.c
index 0a53ec293d04..f4c782759566 100644
--- a/drivers/net/thunderbolt/main.c
+++ b/drivers/net/thunderbolt/main.c
@@ -396,9 +396,9 @@ static void tbnet_tear_down(struct tbnet *net, bool send_logout)

ret = tb_xdomain_disable_paths(net->xd,
net->local_transmit_path,
- net->rx_ring.ring->hop,
+ net->tx_ring.ring->hop,
net->remote_transmit_path,
- net->tx_ring.ring->hop);
+ net->rx_ring.ring->hop);
if (ret)
netdev_warn(net->dev, "failed to disable DMA paths\n");

@@ -662,9 +662,9 @@ static void tbnet_connected_work(struct work_struct *work)
goto err_free_rx_buffers;

ret = tb_xdomain_enable_paths(net->xd, net->local_transmit_path,
- net->rx_ring.ring->hop,
+ net->tx_ring.ring->hop,
net->remote_transmit_path,
- net->tx_ring.ring->hop);
+ net->rx_ring.ring->hop);
if (ret) {
netdev_err(net->dev, "failed to enable DMA paths\n");
goto err_free_tx_buffers;
--
2.34.1