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From: Loic Poulain <loic.poulain@linaro.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Sergey Ryazanov <ryazanov.s.a@gmail.com>,
	Network Development <netdev@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	Johannes Berg <johannes@sipsolutions.net>,
	Jakub Kicinski <kuba@kernel.org>
Subject: Re: [PATCH v1 1/1] wwan: core: Avoid returning error pointer from wwan_create_dev()
Date: Thu, 5 Aug 2021 21:53:57 +0200	[thread overview]
Message-ID: <CAMZdPi_+GpG8h2tJ1AxOj6HaPiXXDh6aC2RvO=+zXRy_AQpWkg@mail.gmail.com> (raw)
In-Reply-To: <20210805183100.49071-1-andriy.shevchenko@linux.intel.com>

On Thu, 5 Aug 2021 at 20:38, Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
>
> wwan_create_dev() is expected to return either valid pointer or NULL,
> In some cases it might return the error pointer. Prevent this by converting
> it to NULL after wwan_dev_get_by_parent().

wwan_create_dev is called both from wwan_register_ops() and
wwan_create_port(), one using IS_ERR and the other using NULL testing,
they should be aligned as well.

Regards,
Loic

  reply	other threads:[~2021-08-05 19:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-05 18:31 Andy Shevchenko
2021-08-05 19:53 ` Loic Poulain [this message]
2021-08-06  9:07   ` Andy Shevchenko
2021-08-06  9:13     ` Sergey Ryazanov

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