linux-kernel - [PATCH] x86/hwmon: don't leak device attribute file from pkgtemp

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 13 Sep 2010 11:14:43 +0100
From:	"Jan Beulich" <JBeulich@...ell.com>
To:	<khali@...ux-fr.org>
Cc:	<fenghua.yu@...el.com>, <lm-sensors@...sensors.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH] x86/hwmon: don't leak device attribute file from
	 pkgtemp_probe()

While apparently inherited from coretemp source, this particular error
handling cleanup path wasn't copied properly (or perhaps got discarded
intermediately and not re-added properly later).

Signed-off-by: Jan Beulich <jbeulich@...ell.com>
Cc: Fenghua Yu <fenghua.yu@...el.com>

---
 drivers/hwmon/pkgtemp.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- linux-2.6.36-rc4/drivers/hwmon/pkgtemp.c	2010-09-13 08:45:03.000000000 +0200
+++ 2.6.36-rc4-x86-pkgtemp-probe-error-path/drivers/hwmon/pkgtemp.c	2010-09-03 17:54:30.000000000 +0200
@@ -224,7 +224,7 @@ static int __devinit pkgtemp_probe(struc
 
 	err = sysfs_create_group(&pdev->dev.kobj, &pkgtemp_group);
 	if (err)
-		goto exit_free;
+		goto exit_dev;
 
 	data->hwmon_dev = hwmon_device_register(&pdev->dev);
 	if (IS_ERR(data->hwmon_dev)) {
@@ -238,6 +238,8 @@ static int __devinit pkgtemp_probe(struc
 
 exit_class:
 	sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group);
+exit_dev:
+	device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr);
 exit_free:
 	kfree(data);
 exit:



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/