git: b44da2b82bb6 - main - fixup! mlx5en: Add sysctl variable mapping driver name to IF name

The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=b44da2b82bb6bbe93de507a96eb78bbc2b264620

commit b44da2b82bb6bbe93de507a96eb78bbc2b264620
Author:     Ariel Ehrenberg <aehrenberg@nvidia.com>
AuthorDate: 2026-07-28 10:38:56 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-09-16 14:12:07 +0000

    fixup! mlx5en: Add sysctl variable mapping driver name to IF name
    
    Mark the new "ifname" sysctl MPSAFE and use strlcpy() so the interface
    name it returns is always NUL-terminated.
    
    Sponsored by:   NVidia networking
    MFC after:      1 month
---
 sys/dev/mlx5/mlx5_en/mlx5_en_main.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sys/dev/mlx5/mlx5_en/mlx5_en_main.c b/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
index 7c03a1fcea6b..8983762b9af4 100644
--- a/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
+++ b/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
@@ -4130,7 +4130,7 @@ sysctl_ifname(SYSCTL_HANDLER_ARGS)
 	char name[IFNAMSIZ];
 	int error;
 
-	strncpy(name, if_name(priv->ifp), sizeof(name));
+	strlcpy(name, if_name(priv->ifp), sizeof(name));
 	error = sysctl_handle_string(oidp, name, sizeof(name), req);
 	return (error);
 }
@@ -4969,7 +4969,8 @@ mlx5e_create_ifp(struct mlx5_core_dev *mdev)
 
 	SYSCTL_ADD_PROC(&priv->sysctl_ctx,
 			SYSCTL_CHILDREN(device_get_sysctl_tree(mdev->pdev->dev.bsddev)),
-			OID_AUTO, "ifname", CTLTYPE_STRING | CTLFLAG_RD, priv, 0,
+			OID_AUTO, "ifname", CTLTYPE_STRING | CTLFLAG_RD |
+			CTLFLAG_MPSAFE, priv, 0,
 			sysctl_ifname, "A", "ifname managed by driver");
 
 	return (priv);