From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, Wei Yongjun <weiyongjun1@huawei.com>,
Guenter Roeck <linux@roeck-us.net>,
Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.14 06/23] hwmon: (lm80) Fix missing unlock on error in set_fan_div()
Date: Thu, 21 Feb 2019 15:35:48 +0100 [thread overview]
Message-ID: <20190221125246.752545524@linuxfoundation.org> (raw)
In-Reply-To: <20190221125246.162644302@linuxfoundation.org>
4.14-stable review patch. If anyone has any objections, please let me know.
------------------
[ Upstream commit 07bd14ccc3049f9c0147a91a4227a571f981601a ]
Add the missing unlock before return from function set_fan_div()
in the error handling case.
Fixes: c9c63915519b ("hwmon: (lm80) fix a missing check of the status of SMBus read")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/hwmon/lm80.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index 0e30fa00204cd..f9b8e3e23a8e8 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -393,8 +393,10 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
}
rv = lm80_read_value(client, LM80_REG_FANDIV);
- if (rv < 0)
+ if (rv < 0) {
+ mutex_unlock(&data->update_lock);
return rv;
+ }
reg = (rv & ~(3 << (2 * (nr + 1))))
| (data->fan_div[nr] << (2 * (nr + 1)));
lm80_write_value(client, LM80_REG_FANDIV, reg);
--
2.19.1
next prev parent reply other threads:[~2019-02-21 14:48 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-21 14:35 [PATCH 4.14 00/23] 4.14.103-stable review Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 01/23] dsa: mv88e6xxx: Ensure all pending interrupts are handled prior to exit Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 02/23] net: fix IPv6 prefix route residue Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 03/23] net: ipv4: use a dedicated counter for icmp_v4 redirect packets Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 04/23] vsock: cope with memory allocation failure at socket creation time Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 05/23] vxlan: test dev->flags & IFF_UP before calling netif_rx() Greg Kroah-Hartman
2019-02-21 14:35 ` Greg Kroah-Hartman [this message]
2019-02-21 14:35 ` [PATCH 4.14 07/23] mlxsw: __mlxsw_sp_port_headroom_set(): Fix a use of local variable Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 08/23] net: crypto set sk to NULL when af_alg_release Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 09/23] net: Fix for_each_netdev_feature on Big endian Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 10/23] net: phy: xgmiitorgmii: Support generic PHY status read Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 11/23] net: stmmac: Fix a race in EEE enable callback Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 12/23] net: stmmac: handle endianness in dwmac4_get_timestamp Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 13/23] net: validate untrusted gso packets without csum offload Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 14/23] sky2: Increase D3 delay again Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 15/23] vhost: correctly check the return value of translate_desc() in log_used() Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 16/23] net: Add header for usage of fls64() Greg Kroah-Hartman
2019-02-21 14:35 ` [PATCH 4.14 17/23] tcp: tcp_v4_err() should be more careful Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 18/23] net: Do not allocate page fragments that are not skb aligned Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 19/23] tcp: clear icsk_backoff in tcp_write_queue_purge() Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 20/23] sunrpc: fix 4 more call sites that were using stack memory with a scatterlist Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 21/23] net/x25: do not hold the cpu too long in x25_new_lci() Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 22/23] mISDN: fix a race in dev_expire_timer() Greg Kroah-Hartman
2019-02-21 14:36 ` [PATCH 4.14 23/23] ax25: fix possible use-after-free Greg Kroah-Hartman
2019-02-22 6:34 ` [PATCH 4.14 00/23] 4.14.103-stable review Naresh Kamboju
2019-02-22 8:13 ` Jon Hunter
2019-02-22 23:07 ` shuah
2019-02-22 23:31 ` Guenter Roeck
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=20190221125246.752545524@linuxfoundation.org \
--to=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@roeck-us.net \
--cc=sashal@kernel.org \
--cc=stable@vger.kernel.org \
--cc=weiyongjun1@huawei.com \
/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;
as well as URLs for NNTP newsgroup(s).