[PATCH net-next 05/14] net: enetc: use PCI device name for debugfs directory

From: wei . fang

Date: Tue Jun 30 2026 - 03:53:41 EST


From: Wei Fang <wei.fang@xxxxxxx>

enetc_create_debugfs() is called right after register_netdev(), at which
point ndev->name still holds the format template "eth%d" rather than the
final assigned name (e.g., via udev rules).

Use pci_name() instead of netdev_name() to name the debugfs directory.
The PCI device name is unique, stable, and available from the start,
making it a more reliable identifier for the debugfs entry.

Signed-off-by: Wei Fang <wei.fang@xxxxxxx>
---
drivers/net/ethernet/freescale/enetc/enetc4_debugfs.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/freescale/enetc/enetc4_debugfs.c b/drivers/net/ethernet/freescale/enetc/enetc4_debugfs.c
index 4a769d9e5679..be378bf8f74d 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc4_debugfs.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc4_debugfs.c
@@ -81,10 +81,9 @@ DEFINE_SHOW_ATTRIBUTE(enetc_mac_filter);

void enetc_create_debugfs(struct enetc_si *si)
{
- struct net_device *ndev = si->ndev;
struct dentry *root;

- root = debugfs_create_dir(netdev_name(ndev), NULL);
+ root = debugfs_create_dir(pci_name(si->pdev), NULL);
if (IS_ERR(root))
return;

--
2.34.1