From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Bartosz Golaszewski <brgl@bgdev.pl>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
Kent Gibson <warthog618@gmail.com>,
linux-gpio@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org,
Bartosz Golaszewski <bgolaszewski@baylibre.com>
Subject: Re: [PATCH 8/9] gpio: mockup: use the generic 'gpio-line-names' property
Date: Fri, 25 Sep 2020 12:03:29 +0300 [thread overview]
Message-ID: <20200925090329.GZ3956970@smile.fi.intel.com> (raw)
In-Reply-To: <20200924113842.11670-9-brgl@bgdev.pl>
On Thu, Sep 24, 2020 at 01:38:41PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
>
> GPIO line names are currently created by the driver from the chip label.
> We'll want to support custom formats for line names (for instance: to
> name all lines the same) for user-space tests so create them in the
> module init function and pass them to the driver using the standard
> 'gpio-line-names' property.
...
> + if (gpio_mockup_named_lines) {
> + line_names = gpio_mockup_make_line_names(chip_label,
> + ngpio);
> + if (!line_names) {
> + platform_driver_unregister(&gpio_mockup_driver);
> + gpio_mockup_unregister_pdevs();
> + return -ENOMEM;
> + }
> + properties[prop++] = PROPERTY_ENTRY_STRING_ARRAY_LEN(
> + "gpio-line-names",
> + line_names, ngpio);
Forgot to update GPIO_MOCKUP_MAX_PROP?
> + }
...
> + kfree_strarray(line_names, line_names ? ngpio : 0);
Perhaps you may check for NULL pointer in the kfree_strarray() and drop ternary
here?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2020-09-25 9:03 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-24 11:38 [PATCH 0/9] gpio: mockup: refactoring + documentation Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 1/9] lib: string_helpers: provide kfree_strarray() Bartosz Golaszewski
2020-09-25 8:48 ` Andy Shevchenko
2020-09-25 11:32 ` Bartosz Golaszewski
2020-09-25 12:28 ` Andy Shevchenko
2020-09-24 11:38 ` [PATCH 2/9] Documentation: gpio: add documentation for gpio-mockup Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 3/9] gpio: mockup: drop unneeded includes Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 4/9] gpio: mockup: use KBUILD_MODNAME Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 5/9] gpio: mockup: use pr_fmt() Bartosz Golaszewski
2020-09-24 16:04 ` Joe Perches
2020-09-24 11:38 ` [PATCH 6/9] gpio: mockup: remove unneeded return statement Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 7/9] gpio: mockup: pass the chip label as device property Bartosz Golaszewski
2020-09-25 9:00 ` Andy Shevchenko
2020-09-24 11:38 ` [PATCH 8/9] gpio: mockup: use the generic 'gpio-line-names' property Bartosz Golaszewski
2020-09-25 9:03 ` Andy Shevchenko [this message]
2020-09-25 11:40 ` Bartosz Golaszewski
2020-09-25 12:30 ` Andy Shevchenko
2020-09-28 8:44 ` Bartosz Golaszewski
2020-09-28 9:11 ` Andy Shevchenko
2020-09-28 9:58 ` Bartosz Golaszewski
2020-09-24 11:38 ` [PATCH 9/9] gpio: mockup: refactor the module init function Bartosz Golaszewski
2020-09-25 9:04 ` [PATCH 0/9] gpio: mockup: refactoring + documentation Andy Shevchenko
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