From: Dan Carpenter <dan.carpenter@oracle.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Phil Reid <preid@electromag.com.au>,
dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH v3 3/4] staging: fbtft: Don't spam logs when probe is deferred
Date: Thu, 29 Apr 2021 18:40:02 +0300 [thread overview]
Message-ID: <20210429154002.GF21598@kadam> (raw)
In-Reply-To: <20210429144244.GE1981@kadam>
On Thu, Apr 29, 2021 at 05:42:44PM +0300, Dan Carpenter wrote:
> On Wed, Apr 28, 2021 at 04:04:14PM +0300, Andy Shevchenko wrote:
> > @@ -75,20 +75,16 @@ static int fbtft_request_one_gpio(struct fbtft_par *par,
> > struct gpio_desc **gpiop)
> > {
> > struct device *dev = par->info->device;
> > - int ret = 0;
> >
> > *gpiop = devm_gpiod_get_index_optional(dev, name, index,
> > GPIOD_OUT_LOW);
> > - if (IS_ERR(*gpiop)) {
> > - ret = PTR_ERR(*gpiop);
> > - dev_err(dev,
> > - "Failed to request %s GPIO: %d\n", name, ret);
> > - return ret;
> > - }
> > + if (IS_ERR(*gpiop))
> > + dev_err_probe(dev, PTR_ERR(*gpiop), "Failed to request %s GPIO\n", name);
>
> This should be a return statement:
>
> return dev_err_probe(dev, PTR_ERR(*gpiop), "Failed to request %s GPIO\n", name);
>
I've created a new Smatch check for these:
drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c:2890 mcp251xfd_probe() warn: pointer error 'PTR_ERR(clk)' not handled
There aren't that many bugs... Anyway, I'm running a test now and I
guess we'll see tomorrow how it goes.
regards,
dan carpenter
next prev parent reply other threads:[~2021-04-29 15:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-28 13:04 [PATCH v3 0/4] staging: fbtft: Fixing GPIO handling issues Andy Shevchenko
2021-04-28 13:04 ` [PATCH v3 1/4] staging: fbtft: Rectify GPIO handling Andy Shevchenko
2021-05-03 16:38 ` Greg Kroah-Hartman
2021-05-03 17:08 ` Andy Shevchenko
2021-04-28 13:04 ` [PATCH v3 2/4] staging: fbtft: Replace custom ->reset() with generic one Andy Shevchenko
2021-04-28 13:04 ` [PATCH v3 3/4] staging: fbtft: Don't spam logs when probe is deferred Andy Shevchenko
2021-04-29 14:42 ` Dan Carpenter
2021-04-29 15:40 ` Dan Carpenter [this message]
2021-04-29 16:56 ` Andy Shevchenko
2021-04-28 13:04 ` [PATCH v3 4/4] staging: fbtft: Update TODO Andy Shevchenko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210429154002.GF21598@kadam \
--to=dan.carpenter@oracle.com \
--cc=andriy.shevchenko@linux.intel.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=gregkh@linuxfoundation.org \
--cc=linux-fbdev@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-staging@lists.linux.dev \
--cc=preid@electromag.com.au \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).