FAILED: patch "[PATCH] platform/x86: intel: Move debugfs register before creating" failed to apply to 6.12-stable tree

The patch below does not apply to the 6.12-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.12.y
git checkout FETCH_HEAD
git cherry-pick -x ad3bff944c0f4f2e913298a9664391af32f87491
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<[email protected]>' --in-reply-to '2026052011-viewpoint-showoff-4451@gregkh' --subject-prefix 'PATCH 6.12.y' HEAD^..

Possible dependencies:

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From ad3bff944c0f4f2e913298a9664391af32f87491 Mon Sep 17 00:00:00 2001
From: Srinivas Pandruvada <[email protected]>
Date: Thu, 30 Apr 2026 08:11:01 -0700
Subject: [PATCH] platform/x86: intel: Move debugfs register before creating
devices
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

It is possible that the driver handling device is enumerated before registering debugfs. If the driver wants to access debugfs by calling tpmi_get_debugfs_dir(), this will return error in this case.

Hence register debugfs before creating devices.

index 7fc6ff8d1040..a38014e81e85 100644
@@ -817,10 +817,6 @@ static int intel_vsec_tpmi_init(struct auxiliary_device *auxdev)
 
 	auxiliary_set_drvdata(auxdev, tpmi_info);
 
-	ret = tpmi_create_devices(tpmi_info);
-	if (ret)
-		return ret;
-
 	/*
 	 * Allow debugfs when security policy allows. Everything this debugfs
 	 * interface provides, can also be done via /dev/mem access. If

@@ -830,6 +826,12 @@ static int intel_vsec_tpmi_init(struct auxiliary_device *auxdev)
 	if (!security_locked_down(LOCKDOWN_DEV_MEM) && capable(CAP_SYS_RAWIO))
 		tpmi_dbgfs_register(tpmi_info);
 
+	ret = tpmi_create_devices(tpmi_info);
+	if (ret) {
+		debugfs_remove_recursive(tpmi_info->dbgfs_dir);
+		return ret;
+	}
+
 	return 0;
 }