Re: [PATCH] staging: greybus: put macro in a do - while loop

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On Sun, Feb 25, 2024 at 02:10:17PM +0530, Dileep Sankhla wrote:
> Enclose the macro gb_loopback_stats_attrs defined with multiple
> replacement statements in a do - while loop. This avoids possible
> if/else logic defects and clears a checkpatch error.
> 
> ERROR: Macros with multiple statements should be enclosed in a do -
> while loop
> 
> Signed-off-by: Dileep Sankhla <dileepsankhla.ds@xxxxxxxxx>
> ---
>  drivers/staging/greybus/loopback.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
> index bb33379b5297..eb5a7a20f5a3 100644
> --- a/drivers/staging/greybus/loopback.c
> +++ b/drivers/staging/greybus/loopback.c
> @@ -162,9 +162,11 @@ static ssize_t name##_avg_show(struct device *dev,		\
>  static DEVICE_ATTR_RO(name##_avg)
>  
>  #define gb_loopback_stats_attrs(field)				\
> -	gb_loopback_ro_stats_attr(field, min, u);		\
> -	gb_loopback_ro_stats_attr(field, max, u);		\
> -	gb_loopback_ro_avg_attr(field)
> +	do {							\
> +		gb_loopback_ro_stats_attr(field, min, u);	\
> +		gb_loopback_ro_stats_attr(field, max, u);	\
> +		gb_loopback_ro_avg_attr(field);			\
> +	} while (0)

Did you test build this?

>  #define gb_loopback_attr(field, type)					\
>  static ssize_t field##_show(struct device *dev,				\

Why did you only change one if you thought this was a valid change?

thanks,

greg k-h




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