linux-kernel - Re: [PATCH] can: mpc5xxx_can: check of

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Message-ID: <CAOMZO5BD+jgwz+X6vs=AiprQJ_-EtT6M_Nm1MoUUT2bBQKDTKQ@mail.gmail.com>
Date:   Mon, 9 Jul 2018 16:35:36 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Nicholas Mc Guire <der.herr@...r.at>
Cc:     Nicholas Mc Guire <hofrat@...dl.org>,
        Wolfram Sang <w.sang@...gutronix.de>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>, linux-can@...r.kernel.org,
        netdev <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] can: mpc5xxx_can: check of_iomap return before use

On Mon, Jul 9, 2018 at 4:31 PM, Nicholas Mc Guire <der.herr@...r.at> wrote:

> I don´t think so the code above this part return 0 on error and a
> valid frequency on success so returning -ENOMEM would probably be
> mistaken as a frequency !

Now that I looked closely in the function context I see it makes sense
to return 0 :-)

Thanks