From mboxrd@z Thu Jan 1 00:00:00 1970 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 5B1C01E8332; Tue, 17 Jun 2025 15:43:20 +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=1750175000; cv=none; b=sp1T8zf4N5ucRh2IPBXqx7n1JmtQ5wywN5F3HLx5ZGlUbZZRT4/Ww6X9wTZwfNySrKpdZp0z/qOYvWUQfR7WGY3CLi/lbGO3f6Sul2ibsOrCh+Q4tH/HVwgMPg0IMxPQ3DIrsVTIwFwhjhbSlTZwd4azdPJcLg30o5zZaQePW1k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750175000; c=relaxed/simple; bh=Ub4DUF4Gb48xUApRVoLh78sZ4Sb6PMZusYFfayp2MuE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mw3swleOQ6UpO1szCWvUTeyMO2cHyW8tgTK7mIoFulhBOrFWyTdU10ePkCk+Gn5KKFbrC14Qos/YaKkpoxZowglMnPGpO2KRtmSszCpVqYuPgReW7DdpUJxQeP9qZUnt7E7vSPtZCNQw5HNFti3Y5xCljX5HOaVEdIZmN74oZ0E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=VKG09RUY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="VKG09RUY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C1F6BC4CEE7; Tue, 17 Jun 2025 15:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1750175000; bh=Ub4DUF4Gb48xUApRVoLh78sZ4Sb6PMZusYFfayp2MuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VKG09RUYAQUdqqXbxCbXbuq9H6gdbi4gXhi1W0zl9e5+CkQBtKc8gA11wlg/R+Mim jlIsro+x8A7rIiKPU627mVmVzEgMbKTYHeK4AP0sGBOujfo0x6QP7D9eH5Z4cOQvVp hn/PmjOW3D0x3L9JLBgo8hfPnQJ5VmcqQaRmPWrE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Miaoqian Lin , Gavin Shan , Mark Rutland , Will Deacon , Sasha Levin Subject: [PATCH 6.12 083/512] firmware: psci: Fix refcount leak in psci_dt_init Date: Tue, 17 Jun 2025 17:20:49 +0200 Message-ID: <20250617152422.940058074@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250617152419.512865572@linuxfoundation.org> References: <20250617152419.512865572@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Miaoqian Lin [ Upstream commit 7ff37d29fd5c27617b9767e1b8946d115cf93a1e ] Fix a reference counter leak in psci_dt_init() where of_node_put(np) was missing after of_find_matching_node_and_match() when np is unavailable. Fixes: d09a0011ec0d ("drivers: psci: Allow PSCI node to be disabled") Signed-off-by: Miaoqian Lin Reviewed-by: Gavin Shan Acked-by: Mark Rutland Link: https://lore.kernel.org/r/20250318151712.28763-1-linmq006@gmail.com Signed-off-by: Will Deacon Signed-off-by: Sasha Levin --- drivers/firmware/psci/psci.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index 2328ca58bba61..d6701d81cf680 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -759,8 +759,10 @@ int __init psci_dt_init(void) np = of_find_matching_node_and_match(NULL, psci_of_match, &matched_np); - if (!np || !of_device_is_available(np)) + if (!np || !of_device_is_available(np)) { + of_node_put(np); return -ENODEV; + } init_fn = (psci_initcall_t)matched_np->data; ret = init_fn(np); -- 2.39.5