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* [PATCH -next] hwmon: (nct6683) remove unused variable in nct6683_create_attr_group
@ 2022-09-27 11:43 Zeng Heng
  2022-10-02 15:01 ` Guenter Roeck
  0 siblings, 1 reply; 2+ messages in thread
From: Zeng Heng @ 2022-09-27 11:43 UTC (permalink / raw)
  To: jdelvare, linux; +Cc: linux-hwmon, liwei391, zengheng4

When enable 'unused-but-set-variable' compile
warning option, it would raise warning as below:

drivers/hwmon/nct6683.c:415:9:
warning: variable 'j' set but not used [-Wunused-but-set-variable]

Variable 'j' in nct6683_create_attr_group is unused,
so remove it and simplify the 'for' loop.

Signed-off-by: Zeng Heng <zengheng4@huawei.com>
---
 drivers/hwmon/nct6683.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hwmon/nct6683.c b/drivers/hwmon/nct6683.c
index 6a9f420e7d32..a872f783e9cc 100644
--- a/drivers/hwmon/nct6683.c
+++ b/drivers/hwmon/nct6683.c
@@ -412,7 +412,7 @@ nct6683_create_attr_group(struct device *dev,
 	struct sensor_device_attr_u *su;
 	struct attribute_group *group;
 	struct attribute **attrs;
-	int i, j, count;
+	int i, count;
 
 	if (repeat <= 0)
 		return ERR_PTR(-EINVAL);
@@ -443,7 +443,7 @@ nct6683_create_attr_group(struct device *dev,
 
 	for (i = 0; i < repeat; i++) {
 		t = tg->templates;
-		for (j = 0; *t != NULL; j++) {
+		while (*t) {
 			snprintf(su->name, sizeof(su->name),
 				 (*t)->dev_attr.attr.name, tg->base + i);
 			if ((*t)->s2) {
-- 
2.25.1


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

* Re: [PATCH -next] hwmon: (nct6683) remove unused variable in nct6683_create_attr_group
  2022-09-27 11:43 [PATCH -next] hwmon: (nct6683) remove unused variable in nct6683_create_attr_group Zeng Heng
@ 2022-10-02 15:01 ` Guenter Roeck
  0 siblings, 0 replies; 2+ messages in thread
From: Guenter Roeck @ 2022-10-02 15:01 UTC (permalink / raw)
  To: Zeng Heng; +Cc: jdelvare, linux-hwmon, liwei391

On Tue, Sep 27, 2022 at 07:43:52PM +0800, Zeng Heng wrote:
> When enable 'unused-but-set-variable' compile
> warning option, it would raise warning as below:
> 
> drivers/hwmon/nct6683.c:415:9:
> warning: variable 'j' set but not used [-Wunused-but-set-variable]
> 
> Variable 'j' in nct6683_create_attr_group is unused,
> so remove it and simplify the 'for' loop.
> 
> Signed-off-by: Zeng Heng <zengheng4@huawei.com>

Applied.

Thanks,
Guenter

> ---
>  drivers/hwmon/nct6683.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/hwmon/nct6683.c b/drivers/hwmon/nct6683.c
> index 6a9f420e7d32..a872f783e9cc 100644
> --- a/drivers/hwmon/nct6683.c
> +++ b/drivers/hwmon/nct6683.c
> @@ -412,7 +412,7 @@ nct6683_create_attr_group(struct device *dev,
>  	struct sensor_device_attr_u *su;
>  	struct attribute_group *group;
>  	struct attribute **attrs;
> -	int i, j, count;
> +	int i, count;
>  
>  	if (repeat <= 0)
>  		return ERR_PTR(-EINVAL);
> @@ -443,7 +443,7 @@ nct6683_create_attr_group(struct device *dev,
>  
>  	for (i = 0; i < repeat; i++) {
>  		t = tg->templates;
> -		for (j = 0; *t != NULL; j++) {
> +		while (*t) {
>  			snprintf(su->name, sizeof(su->name),
>  				 (*t)->dev_attr.attr.name, tg->base + i);
>  			if ((*t)->s2) {

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

end of thread, other threads:[~2022-10-02 15:01 UTC | newest]

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