Re: [PATCH 5/8] v4l2-flash: Flash ops aren't mandatory

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Hi Sakari,

On 06/14/2017 11:47 AM, Sakari Ailus wrote:
> None of the flash operations are not mandatory and therefore there should
> be no need for the flash ops structure either. Accept NULL.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> ---
>  drivers/media/v4l2-core/v4l2-flash-led-class.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-flash-led-class.c b/drivers/media/v4l2-core/v4l2-flash-led-class.c
> index 6d69119..fdb79da 100644
> --- a/drivers/media/v4l2-core/v4l2-flash-led-class.c
> +++ b/drivers/media/v4l2-core/v4l2-flash-led-class.c
> @@ -18,7 +18,7 @@
>  #include <media/v4l2-flash-led-class.h>
>  
>  #define has_flash_op(v4l2_flash, op)				\
> -	(v4l2_flash && v4l2_flash->ops->op)
> +	(v4l2_flash && v4l2_flash->ops && v4l2_flash->ops->op)

This change doesn't seem to be related to the patch subject.

>  #define call_flash_op(v4l2_flash, op, arg)			\
>  		(has_flash_op(v4l2_flash, op) ?			\
> @@ -618,7 +618,7 @@ struct v4l2_flash *v4l2_flash_init(
>  	struct v4l2_subdev *sd;
>  	int ret;
>  
> -	if (!fled_cdev || !ops || !config)
> +	if (!fled_cdev || !config)
>  		return ERR_PTR(-EINVAL);
>  
>  	led_cdev = &fled_cdev->led_cdev;
> 

-- 
Best regards,
Jacek Anaszewski
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