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Date:   Mon, 18 Jan 2021 01:43:38 +0100
From:   Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>
To:     kernel test robot <lkp@intel.com>
Cc:     Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>,
        linux-kernel@vger.kernel.org, kbuild-all@lists.01.org,
        clang-built-linux@googlegroups.com,
        Lee Jones <lee.jones@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= 
        <u.kleine-koenig@pengutronix.de>,
        Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>
Subject: Re: [PATCH v8 3/7] mfd: Add base driver for Netronix embedded
 controller
Message-ID: <YATZuivr8CzHI5X2@latitude>
References: <20210116194826.3866540-4-j.neuschaefer@gmx.net>
 <202101170941.YsXQPP40-lkp@intel.com>
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On Sun, Jan 17, 2021 at 09:22:01AM +0800, kernel test robot wrote:
[...]
> >> drivers/mfd/ntxec.c:127:10: warning: variable 'res' is uninitialized w=
hen used here [-Wuninitialized]
>                    return res;
>                           ^~~
>    drivers/mfd/ntxec.c:116:9: note: initialize the variable 'res' to sile=
nce this warning
>            int res;
>                   ^
>                    =3D 0
>    1 warning generated.
[...]
>    124		ec->regmap =3D devm_regmap_init_i2c(client, &regmap_config);
>    125		if (IS_ERR(ec->regmap)) {
>    126			dev_err(ec->dev, "Failed to set up regmap for device\n");
>  > 127			return res;
>    128		}

Ah well, that's a bug (present since v2 of the patchset). The return
statement should be:

	return PTR_ERR(ec->regmap);


Thanks,
Jonathan Neusch=C3=A4fer

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