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Date: Sat, 10 Nov 2007 22:24:29 GMT
From: Norbert Koch <nkoch@gmx.de>
To: freebsd-gnats-submit@FreeBSD.org
Subject: fdread aborts with EPERM
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>Number:         117966
>Category:       bin
>Synopsis:       fdread(1) aborts with EPERM
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Nov 10 22:30:01 UTC 2007
>Closed-Date:    Tue Mar 01 10:15:05 EST 2011
>Last-Modified:  Tue Mar 01 10:15:05 EST 2011
>Originator:     Norbert Koch
>Release:        6.3-PRERELEASE
>Organization:
>Environment:
FreeBSD xp2800.koch 6.3-PRERELEASE FreeBSD 6.3-PRERELEASE #0: Sun Nov  4 19:09:23 CET 2007     root@xp2800.koch:/usr/obj/usr/src/sys/XP2800  i386

>Description:
fdread returns EPERM when trying ioctl(FD_SOPTS).

The fdc device driver restricts
this ioctl to be only allowed when
the device is opened for writing.

When I modify fdread.c to not open(...,RDONLY)
but RDWR, fdread works.

So this may solve the problem. But I am not
sure if this is the ``clean'' solution.

For me it looks like the device driver
should be changed.
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:

From: Jaakko Heinonen <jh@saunalahti.fi>
To: bug-followup@FreeBSD.org, nkoch@gmx.de
Cc:  
Subject: Re: bin/117966: fdread(1) aborts with EPERM
Date: Thu, 27 Mar 2008 18:52:08 +0200

 This has been fixed in src/usr.sbin/fdread/fdread.c revision 1.7 (but
 not MFCd to RELENG_6).
 
 -- 
 Jaakko
State-Changed-From-To: open->patched 
State-Changed-By: linimon 
State-Changed-When: Fri Mar 28 04:19:13 UTC 2008 
State-Changed-Why:  
Note that peter did a commit to fix this back in 2005, but it has 
never been MFCed.  Is someone interested in picking this up? 

http://www.freebsd.org/cgi/query-pr.cgi?pr=117966 
State-Changed-From-To: patched->closed 
State-Changed-By: eadler 
State-Changed-When: Tue Mar 1 10:15:04 EST 2011 
State-Changed-Why:  
This PR is fixed in head, 8.x and 7.x, but will not be merged to 6.x now 
that that branch is unsupported, sorry 

http://www.freebsd.org/cgi/query-pr.cgi?pr=117966 
>Unformatted:
