linux-kernel - Re: [PATCH 2/3] hwmon: (corsair-cpro) Use complete_all() instead of complete() in ccp_raw

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Date: Sat, 04 May 2024 14:14:32 +0200
From: Marius Zachmann <mail@...iuszachmann.de>
To: linux-hwmon@...r.kernel.org, Aleksa Savic <savicaleksa83@...il.com>
Cc: Jonas Malaco <jonas@...tocubo.io>, Aleksa Savic <savicaleksa83@...il.com>,
 Jean Delvare <jdelvare@...e.com>, Guenter Roeck <linux@...ck-us.net>,
 linux-kernel@...r.kernel.org
Subject:
 Re: [PATCH 2/3] hwmon: (corsair-cpro) Use complete_all() instead of
 complete() in ccp_raw_event()

On 04.05.24 at 11:25:02 MESZ, Aleksa Savic wrote
> In ccp_raw_event(), the ccp->wait_input_report completion is
> completed once. Since we're waiting for exactly one report in
> send_usb_cmd(), use complete_all() instead of complete()
> to mark the completion as spent.
> 
> Fixes: 40c3a4454225 ("hwmon: add Corsair Commander Pro driver")
> Signed-off-by: Aleksa Savic <savicaleksa83@...il.com>
> ---
>  drivers/hwmon/corsair-cpro.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwmon/corsair-cpro.c b/drivers/hwmon/corsair-cpro.c
> index 8d85f66f8143..6ab4d2478b1f 100644
> --- a/drivers/hwmon/corsair-cpro.c
> +++ b/drivers/hwmon/corsair-cpro.c
> @@ -140,7 +140,7 @@ static int ccp_raw_event(struct hid_device *hdev, struct hid_report *report, u8
>  		return 0;
>  
>  	memcpy(ccp->buffer, data, min(IN_BUFFER_SIZE, size));
> -	complete(&ccp->wait_input_report);
> +	complete_all(&ccp->wait_input_report);
>  
>  	return 0;
>  }
> 

Acked-by: Marius Zachmann <mail@...iuszachmann.de>