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* [PATCH] staging: greybus: Enclose multi-statement Macro in a do-while loop
@ 2024-08-26  8:32 Dorine Tipo
  2024-08-26  8:36 ` Greg Kroah-Hartman
  0 siblings, 1 reply; 2+ messages in thread
From: Dorine Tipo @ 2024-08-26  8:32 UTC (permalink / raw)
  To: Greg Kroah-Hartman, Bryan O'Donoghue, Johan Hovold,
	Alex Elder, greybus-dev, linux-staging, Shuah Khan,
	Javier Carrasco
  Cc: Dorine Tipo

Update the gb_loopback_stats_attrs() macro to use a do-while(0) loop.
This ensures that it is treated as a single statement, preventing
potential issues when used in conditional or loop constructs.

Signed-off-by: Dorine Tipo <dorine.a.tipo@gmail.com>
---
 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 1f19323b0e1a..0f3e4c43e2de 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -163,9 +163,11 @@ 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)

 #define gb_loopback_attr(field, type)					\
 static ssize_t field##_show(struct device *dev,				\
--
2.25.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] staging: greybus: Enclose multi-statement Macro in a do-while loop
  2024-08-26  8:32 [PATCH] staging: greybus: Enclose multi-statement Macro in a do-while loop Dorine Tipo
@ 2024-08-26  8:36 ` Greg Kroah-Hartman
  0 siblings, 0 replies; 2+ messages in thread
From: Greg Kroah-Hartman @ 2024-08-26  8:36 UTC (permalink / raw)
  To: Dorine Tipo
  Cc: Bryan O'Donoghue, Johan Hovold, Alex Elder, greybus-dev,
	linux-staging, Shuah Khan, Javier Carrasco

On Mon, Aug 26, 2024 at 08:32:12AM +0000, Dorine Tipo wrote:
> Update the gb_loopback_stats_attrs() macro to use a do-while(0) loop.
> This ensures that it is treated as a single statement, preventing
> potential issues when used in conditional or loop constructs.
> 
> Signed-off-by: Dorine Tipo <dorine.a.tipo@gmail.com>
> ---
>  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 1f19323b0e1a..0f3e4c43e2de 100644
> --- a/drivers/staging/greybus/loopback.c
> +++ b/drivers/staging/greybus/loopback.c
> @@ -163,9 +163,11 @@ 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)
> 

Please always test-build your patches before sending them out :(

^ permalink raw reply	[flat|nested] 2+ messages in thread

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