From: Jiri Pirko <jiri@resnulli.us>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: jpirko@redhat.com, netdev@vger.kernel.org
Subject: Re: team: add broadcast mode
Date: Wed, 21 Nov 2012 10:36:58 +0100 [thread overview]
Message-ID: <20121121093658.GA1629@minipsycho.orion> (raw)
In-Reply-To: <20121120192307.GA10278@elgon.mountain>
Tue, Nov 20, 2012 at 08:23:07PM CET, dan.carpenter@oracle.com wrote:
>Hello Jiri Pirko,
>
>The patch 5fc889911a99: "team: add broadcast mode" from Jul 11, 2012,
>leads to the following Smatch warning:
>drivers/net/team/team_mode_broadcast.c:46 bc_transmit()
> warn: signedness bug returning '18446744073709551516'
>
>The error message sucks because 18446744073709551516 is -100 as an int,
>and I'm not sure how it figures this returns -100...
>
>But actually there is a signedness bug in bc_transmit(). We return
>error codes from team_dev_queue_xmit() and cast them to 1 as bool. This
>function is supposed to return 1 on success but instead it returns zero.
Thanks Dan for finding this. You are correct.
I'm going to send patch introducing "!" in front of both
team_dev_queue_xmit() calls in bc_transmit(). That will correct this.
Jiri
>
>regards,
>dan carpenter
>
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prev parent reply other threads:[~2012-11-21 9:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-20 19:23 team: add broadcast mode Dan Carpenter
2012-11-21 9:36 ` Jiri Pirko [this message]
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