linux-kernel - Re: [PATCH v8 1/6] fieldbus_dev: add Fieldbus Device subsystem.

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Message-ID: <20190208121810.GD23483@kroah.com>
Date:   Fri, 8 Feb 2019 13:18:10 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Sven Van Asbroeck <thesven73@...il.com>
Cc:     svendev@...x.com, robh+dt@...nel.org, linus.walleij@...aro.org,
        lee.jones@...aro.org, mark.rutland@....com, afaerber@...e.de,
        treding@...dia.com, david@...hnology.com, noralf@...nnes.org,
        johan@...nel.org, monstr@...str.eu, michal.vokac@...ft.com,
        arnd@...db.de, john.garry@...wei.com, geert+renesas@...der.be,
        robin.murphy@....com, paul.gortmaker@...driver.com,
        sebastien.bourdelin@...oirfairelinux.com, icenowy@...c.io,
        stuyoder@...il.com, maxime.ripard@...tlin.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 1/6] fieldbus_dev: add Fieldbus Device subsystem.

On Thu, Jan 24, 2019 at 03:12:46PM -0500, Sven Van Asbroeck wrote:
> +static DEFINE_IDA(fieldbus_ida);

You forget to destroy this ida structure when the module is removed.
It's a common thing to get wrong :(

thanks,

greg k-h