linux-kernel - Re: [PATCH] gpio: pca953x: initialize ret to zero to avoid returning garbage

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Message-ID: <CACRpkdZOd2qeCCvC3f0n4SZtmt9PQMOyOGuyS7Oio6qLRc+0vQ@mail.gmail.com>
Date:   Tue, 13 Sep 2016 14:46:19 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Phil Reid <preid@...ctromag.com.au>,
        Colin King <colin.king@...onical.com>,
        Alexandre Courbot <gnurou@...il.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: pca953x: initialize ret to zero to avoid returning garbage

On Tue, Sep 13, 2016 at 2:31 PM, Arnd Bergmann <arnd@...db.de> wrote:

> Please try to avoid adding initializations in the local variable
> declaration, they just hide otherwise useful warnings when
> you get a function that actually does something incorrect
> in some code paths.

Agreed, sorry for my ignorance :(

I duly corrected the git and reverted the other patch instead of yours.

Yours,
Linus Walleij