NetBSD Problem Report #59173

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	for <gnats-bugs@gnats.NetBSD.org>; Thu, 13 Mar 2025 11:25:58 +0000 (UTC)
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Date: Thu, 13 Mar 2025 11:25:56 +0000 (UTC)
From: emmankoko519@gmail.com
Reply-To: emmankoko519@gmail.com
To: gnats-bugs@NetBSD.org
Subject: Use of uninitialized variables in firewire link layer driver
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>Number:         59173
>Category:       kern
>Synopsis:       Use of initialized variables in firewire link layer driver
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 13 11:30:00 +0000 2025
>Last-Modified:  Thu Mar 13 13:50:01 +0000 2025
>Originator:     Emmanuel Nyarko
>Release:        10.0
>Organization:
NetBSD
>Environment:
NetBSD 10.99.12 amd64
>Description:
Use of uninitialized broadcast address in ARP multicast in sys/net/if_ieee1394subr.c.

it is part of the link layer driver for the Firewire when sending frames over the firewire bus.

https://nxr.netbsd.org/xref/src/sys/net/if_ieee1394subr.c#132
>How-To-Repeat:
Code inspection
>Fix:
 find proper initializers.

>Release-Note:

>Audit-Trail:

From: Christos Zoulas <christos@zoulas.com>
To: gnats-bugs@netbsd.org
Cc: kern-bug-people@netbsd.org, gnats-admin@netbsd.org,
 netbsd-bugs@netbsd.org
Subject: Re: kern/59173: Use of initialized variables in firewire link layer
 driver
Date: Thu, 13 Mar 2025 09:44:56 -0400

 On 2025-03-13 7:30 am, emmankoko519@gmail.com wrote:
 >> Number:         59173
 >> Category:       kern
 >> Synopsis:       Use of initialized variables in firewire link layer 
 >> driver
 >> Confidential:   no
 >> Severity:       non-critical
 >> Priority:       medium
 >> Responsible:    kern-bug-people
 >> State:          open
 >> Class:          sw-bug
 >> Submitter-Id:   net
 >> Arrival-Date:   Thu Mar 13 11:30:00 +0000 2025
 >> Originator:     Emmanuel Nyarko
 >> Release:        10.0
 >> Organization:
 > NetBSD
 >> Environment:
 > NetBSD 10.99.12 amd64
 >> Description:
 > Use of uninitialized broadcast address in ARP multicast in
 > sys/net/if_ieee1394subr.c.
 > 
 I think it is not used in the broadcast/multicast code. The following 
 diff makes it more clear:
 http://www.astron.com/~christos/NetBSD/if_ieee1394subr.c.diff

 christos

>Unformatted:

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