From nobody Mon Feb 9 15:27:18 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 34A6E23BF91; Fri, 17 Oct 2025 08:48:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760690892; cv=none; b=Q+7BMQRtZVMrJcCzZJrKr865jyAo1Jef8Ilve74dOulSD0NArUGfywYXKntZUuyM9LPA/FNiaGu5DBAZEOOLN5E3yhFtYv0z3xrvqUdcMYgcHGV/W3+2QUGi7hlpcu/wGiwnUXLTIw9KAvS/ESavLZlu69tmAqCJmXV3iryMyhI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760690892; c=relaxed/simple; bh=XGXorEJawrWEzTdrR4D/nXvovbfYzhFoHVqFZYAEOXc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Cb+EIUg1/tl5W6FNTc8zn6CSIZsmDcQ8y60GsXFwYOIROiGKvlFiXE9bATj68FdUnYvNk5COsxuNo85yNZg94YU5nZObz4W05Fpr5xUKcht6X1XkvbnKRFA5bVo5wxCQnJUmRjzsnRPFQqV56aEtyGyVY4Px42flS2KC72MMvdY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=m5QYaH/W; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="m5QYaH/W" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8D40C113D0; Fri, 17 Oct 2025 08:48:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760690887; bh=XGXorEJawrWEzTdrR4D/nXvovbfYzhFoHVqFZYAEOXc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m5QYaH/WEXygWVrPOjMqdEhRrPdFXruUYtqnHZ4Fmv8H3ZWEzwwid0w3JeLYbrv6k 8aWbPMNETE4+njNuSsGmJ06/LoOwD0Nf2sVekIfotn4vCR9sSAqEb0ogSuIIW0bneu QdzoH+VyKUf+qiqScez0+3XbbPtYvx0qkWF1s/tAqdBtH7Ox7M13htnmRPMOy6dWU0 LwE4sGc7oVOD3yWiXmM4wBDEITiKazUQnJotUasF7MYeUbPp4Dv0EVjQ21pemjj+Yb h5v8nvNYoSqzh9RMxijXBZB0v/mI4ZZQ6zyZ/wX/8vaphS4RZOS+hPO0P12uaO3MKe A6Pg1Sedj6y1g== From: Lorenzo Pieralisi To: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, Frank Li , Rob Herring , Sascha Bischoff , Scott Branden , Thomas Gleixner , Bjorn Helgaas , Ray Jui , Manivannan Sadhasivam , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Marc Zyngier Subject: [PATCH v3 2/5] of/irq: Fix OF node refcount in of_msi_get_domain() Date: Fri, 17 Oct 2025 10:47:49 +0200 Message-ID: <20251017084752.1590264-3-lpieralisi@kernel.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251017084752.1590264-1-lpieralisi@kernel.org> References: <20251017084752.1590264-1-lpieralisi@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" In of_msi_get_domain() if the iterator loop stops early because an irq_domain match is detected, an of_node_put() on the iterator node is needed to keep the OF node refcount in sync. Add it. Signed-off-by: Lorenzo Pieralisi Reviewed-by: Frank Li Cc: Rob Herring --- drivers/of/irq.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/of/irq.c b/drivers/of/irq.c index e67b2041e73b..9f6cd5abba76 100644 --- a/drivers/of/irq.c +++ b/drivers/of/irq.c @@ -773,8 +773,10 @@ struct irq_domain *of_msi_get_domain(struct device *de= v, =20 of_for_each_phandle(&it, err, np, "msi-parent", "#msi-cells", 0) { d =3D irq_find_matching_host(it.node, token); - if (d) + if (d) { + of_node_put(it.node); return d; + } } =20 return NULL; --=20 2.50.1