From: Cai Huoqing <caihuoqing@baidu.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Linux Input <linux-input@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Input: cyttsp - Make use of the helper function dev_err_probe()
Date: Fri, 17 Sep 2021 09:35:25 +0800 [thread overview]
Message-ID: <20210917013525.GA17348@LAPTOP-UKSR4ENP.internal.baidu.com> (raw)
In-Reply-To: <CACRpkdau6wCjmeQeFuadsyhi_XZQ6AATYw1okSBMOYbCoGkmCA@mail.gmail.com>
Hi
thanks for your feedback.
On 17 9月 21 00:30:32, Linus Walleij wrote:
> Hi Cai,
>
> On Thu, Sep 16, 2021 at 5:32 PM Cai Huoqing <caihuoqing@baidu.com> wrote:
>
> > if (IS_ERR(ts->reset_gpio)) {
> > error = PTR_ERR(ts->reset_gpio);
> > - dev_err(dev, "Failed to request reset gpio, error %d\n", error);
> > + dev_err_probe(dev, error, "Failed to request reset gpio\n");
> > return ERR_PTR(error);
>
> In this case you're supposed to do
>
> return dev_err_probe(dev, error, "Failed to request reset gpio\n");
the probe function is defined:
"struct cyttsp *cyttsp_probe("
so it is required to return a PTR:cyttsp *.
Thanks
Cai
>
> Yours,
> Linus Walleij
next prev parent reply other threads:[~2021-09-17 1:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-16 15:31 [PATCH] Input: cyttsp - Make use of the helper function dev_err_probe() Cai Huoqing
2021-09-16 22:30 ` Linus Walleij
2021-09-17 1:35 ` Cai Huoqing [this message]
2021-09-19 19:28 ` Linus Walleij
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