From avg@starpoint.kiev.ua  Wed Jul  6 16:34:39 2011
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Date: Wed, 6 Jul 2011 19:21:51 +0300 (EEST)
From: Andriy Gapon <avg@freebsd.org>
To: FreeBSD-gnats-submit@freebsd.org
Subject: [acpi] value of sysctl hw.acpi.thermal.polling_rate needs validation
X-Send-Pr-Version: 3.113

>Number:         158689
>Category:       kern
>Synopsis:       [acpi] value of sysctl hw.acpi.thermal.polling_rate needs validation
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-acpi
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jul 06 16:40:06 UTC 2011
>Closed-Date:    
>Last-Modified:  Wed Jul 06 21:49:12 UTC 2011
>Originator:     Andriy Gapon
>Release:        FreeBSD 8.2-STABLE amd64
>Organization:
>Environment:
>Description:
Currently value for sysctl hw.acpi.thermal.polling_rate is not validated in any way.
So a user can potentially assign a zero or a negative value to it.
This could lead to undesired effects when hz * acpi_tz_polling_rate is used as a parameter
to msleep().

>How-To-Repeat:
>Fix:


>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->freebsd-acpi 
Responsible-Changed-By: linimon 
Responsible-Changed-When: Wed Jul 6 21:49:03 UTC 2011 
Responsible-Changed-Why:  
Over to maintainer(s). 

http://www.freebsd.org/cgi/query-pr.cgi?pr=158689 
>Unformatted:
