Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <15b5c61e-8884-940c-4df9-647bce078e29@novek.ru>
Date:   Wed, 8 Jun 2022 22:42:17 +0100
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.9.1
Subject: Re: [PATCH v1 net-next 3/5] ptp_ocp: drop duplicate NULL check in
 ptp_ocp_detach()
Content-Language: en-US
To:     Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Jonathan Lemon <jonathan.lemon@gmail.com>,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     Richard Cochran <richardcochran@gmail.com>
References: <20220608120358.81147-1-andriy.shevchenko@linux.intel.com>
 <20220608120358.81147-4-andriy.shevchenko@linux.intel.com>
From:   Vadim Fedorenko <vfedorenko@novek.ru>
In-Reply-To: <20220608120358.81147-4-andriy.shevchenko@linux.intel.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 08.06.2022 13:03, Andy Shevchenko wrote:
> Since platform_device_unregister() is NULL-aware, we don't need to duplicate
> this check. Remove it and fold the rest of the code.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Acked-by: Vadim Fedorenko <vfedorenko@novek.ru>
> ---
>   drivers/ptp/ptp_ocp.c | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c
> index 926add7be9a2..4e237f806085 100644
> --- a/drivers/ptp/ptp_ocp.c
> +++ b/drivers/ptp/ptp_ocp.c
> @@ -3701,10 +3701,8 @@ ptp_ocp_detach(struct ptp_ocp *bp)
>   		serial8250_unregister_port(bp->mac_port);
>   	if (bp->nmea_port != -1)
>   		serial8250_unregister_port(bp->nmea_port);
> -	if (bp->spi_flash)
> -		platform_device_unregister(bp->spi_flash);
> -	if (bp->i2c_ctrl)
> -		platform_device_unregister(bp->i2c_ctrl);
> +	platform_device_unregister(bp->spi_flash);
> +	platform_device_unregister(bp->i2c_ctrl);
>   	if (bp->i2c_clk)
>   		clk_hw_unregister_fixed_rate(bp->i2c_clk);
>   	if (bp->n_irqs)