FAILED: patch "[PATCH] cdx: Fix device node reference leak in cdx_msi_domain_init" failed to apply to 6.12-stable tree

[<gregkh@linuxfoundation.org>]

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 <stable@vger.kernel.org>.

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 76254bc489d39dae9a3427f0984fe64213d20548
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2025101657-coaster-squall-0e3f@gregkh' --subject-prefix 'PATCH 6.12.y' HEAD^..

Possible dependencies:



thanks,

greg k-h

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

From 76254bc489d39dae9a3427f0984fe64213d20548 Mon Sep 17 00:00:00 2001
From: Miaoqian Lin <linmq006@gmail.com>
Date: Tue, 2 Sep 2025 16:49:33 +0800
Subject: [PATCH] cdx: Fix device node reference leak in cdx_msi_domain_init

Add missing of_node_put() call to release
the device node reference obtained via of_parse_phandle().

Fixes: 0e439ba38e61 ("cdx: add MSI support for CDX bus")
Cc: stable@vger.kernel.org
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Acked-by: Nipun Gupta <nipun.gupta@amd.com>
Link: https://lore.kernel.org/r/20250902084933.2418264-1-linmq006@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/cdx/cdx_msi.c b/drivers/cdx/cdx_msi.c
index 3388a5d1462c..91b95422b263 100644
--- a/drivers/cdx/cdx_msi.c
+++ b/drivers/cdx/cdx_msi.c
@@ -174,6 +174,7 @@ struct irq_domain *cdx_msi_domain_init(struct device *dev)
 	}
 
 	parent = irq_find_matching_fwnode(of_fwnode_handle(parent_node), DOMAIN_BUS_NEXUS);
+	of_node_put(parent_node);
 	if (!parent || !msi_get_domain_info(parent)) {
 		dev_err(dev, "unable to locate ITS domain\n");
 		return NULL;