Received-SPF: pass (google.com: domain of linux-kernel+bounces-151003-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3;
Precedence: bulk
MIME-Version: 1.0
References: <20240418210236.194190-1-wander@redhat.com> <20240418210236.194190-2-wander@redhat.com>
In-Reply-To: <20240418210236.194190-2-wander@redhat.com>
From: David Gow <davidgow@google.com>
Date: Fri, 19 Apr 2024 12:58:39 +0800
Message-ID: <CABVgOSmBaxc+ZLt8mUYiHSUsrLWDHK=uj73MfyZtghrm3vj8yA@mail.gmail.com>
Subject: Re: [PATCH v3 1/2] kunit: unregister the device on error
To: Wander Lairson Costa <wander@redhat.com>
Cc: Brendan Higgins <brendan.higgins@linux.dev>, Rae Moar <rmoar@google.com>, 
	Shuah Khan <skhan@linuxfoundation.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
	Matti Vaittinen <mazziesaccount@gmail.com>, Maxime Ripard <mripard@kernel.org>, 
	"open list:KERNEL UNIT TESTING FRAMEWORK (KUnit)" <linux-kselftest@vger.kernel.org>, 
	"open list:KERNEL UNIT TESTING FRAMEWORK (KUnit)" <kunit-dev@googlegroups.com>, open list <linux-kernel@vger.kernel.org>
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256;
	boundary="000000000000c23f9306166bf173"

--000000000000c23f9306166bf173
Content-Type: text/plain; charset="UTF-8"

On Fri, 19 Apr 2024 at 05:02, Wander Lairson Costa <wander@redhat.com> wrote:
>
> kunit_init_device() should unregister the device on bus register error,
> but mistakenly it tries to unregister the bus.
>
> Unregister the device instead of the bus.
>
> Signed-off-by: Wander Lairson Costa <wander@redhat.com>
> Fixes: d03c720e03bd ("kunit: Add APIs for managing devices")
> ---

Nice catch!

Reviewed-by: David Gow <davidgow@google.com>

Cheers,
-- David


>  lib/kunit/device.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/kunit/device.c b/lib/kunit/device.c
> index abc603730b8e..25c81ed465fb 100644
> --- a/lib/kunit/device.c
> +++ b/lib/kunit/device.c
> @@ -51,7 +51,7 @@ int kunit_bus_init(void)
>
>         error = bus_register(&kunit_bus_type);
>         if (error)
> -               bus_unregister(&kunit_bus_type);
> +               root_device_unregister(kunit_bus_device);
>         return error;
>  }
>
> --
> 2.44.0
>

--000000000000c23f9306166bf173
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Content-Description: S/MIME Cryptographic Signature
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--000000000000c23f9306166bf173--