From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: huhai <huhai@kylinos.cn>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Sasha Levin <sashal@kernel.org>,
rafael@kernel.org, linux-acpi@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 09/12] ACPI: LPSS: Fix missing check in register_device_clock()
Date: Sun, 7 Aug 2022 21:39:39 -0400 [thread overview]
Message-ID: <20220808013943.316907-9-sashal@kernel.org> (raw)
In-Reply-To: <20220808013943.316907-1-sashal@kernel.org>
From: huhai <huhai@kylinos.cn>
[ Upstream commit b4f1f61ed5928b1128e60e38d0dffa16966f06dc ]
register_device_clock() misses a check for platform_device_register_simple().
Add a check to fix it.
Signed-off-by: huhai <huhai@kylinos.cn>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/acpi/acpi_lpss.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 84b1d30f699c..faa83ff03674 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -396,6 +396,9 @@ static int register_device_clock(struct acpi_device *adev,
if (!lpss_clk_dev)
lpt_register_clock_device();
+ if (IS_ERR(lpss_clk_dev))
+ return PTR_ERR(lpss_clk_dev);
+
clk_data = platform_get_drvdata(lpss_clk_dev);
if (!clk_data)
return -ENODEV;
--
2.35.1
prev parent reply other threads:[~2022-08-08 1:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220808013943.316907-1-sashal@kernel.org>
2022-08-08 1:39 ` [PATCH AUTOSEL 4.14 08/12] ACPI: PM: save NVS memory for Lenovo G40-45 Sasha Levin
2022-08-08 1:39 ` Sasha Levin [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220808013943.316907-9-sashal@kernel.org \
--to=sashal@kernel.org \
--cc=huhai@kylinos.cn \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rafael.j.wysocki@intel.com \
--cc=rafael@kernel.org \
--cc=stable@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox