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* [PATCH v2] hwmon: (pmbus) convert sysfs sprintf/snprintf family to sysfs_emit
@ 2021-02-02  8:49 Jiapeng Chong
  2021-02-03 20:44 ` Guenter Roeck
  0 siblings, 1 reply; 2+ messages in thread
From: Jiapeng Chong @ 2021-02-02  8:49 UTC (permalink / raw)
  To: linux; +Cc: jdelvare, linux-hwmon, linux-kernel, Jiapeng Chong

Fix the following coccicheck warning:

./drivers/hwmon/pmbus/inspur-ipsps.c:73:8-16: WARNING: use scnprintf or
sprintf.

./drivers/hwmon/pmbus/inspur-ipsps.c:114:9-17: WARNING: use scnprintf or
sprintf.

./drivers/hwmon/pmbus/inspur-ipsps.c:94:8-16: WARNING: use scnprintf or
sprintf.

Reported-by: Abaci Robot<abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
Changes in v2:
  -Modified code space.

 drivers/hwmon/pmbus/inspur-ipsps.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/hwmon/pmbus/inspur-ipsps.c b/drivers/hwmon/pmbus/inspur-ipsps.c
index 88c5865..bf593fd 100644
--- a/drivers/hwmon/pmbus/inspur-ipsps.c
+++ b/drivers/hwmon/pmbus/inspur-ipsps.c
@@ -70,7 +70,7 @@ static ssize_t ipsps_string_show(struct device *dev,
 	p = memscan(data, '#', rc);
 	*p = '\0';
 
-	return snprintf(buf, PAGE_SIZE, "%s\n", data);
+	return sysfs_emit(buf, "%s\n", data);
 }
 
 static ssize_t ipsps_fw_version_show(struct device *dev,
@@ -91,9 +91,9 @@ static ssize_t ipsps_fw_version_show(struct device *dev,
 	if (rc != 6)
 		return -EPROTO;
 
-	return snprintf(buf, PAGE_SIZE, "%u.%02u%u-%u.%02u\n",
-			data[1], data[2]/* < 100 */, data[3]/*< 10*/,
-			data[4], data[5]/* < 100 */);
+	return sysfs_emit(buf, "%u.%02u%u-%u.%02u\n",
+			  data[1], data[2]/* < 100 */, data[3]/*< 10*/,
+			  data[4], data[5]/* < 100 */);
 }
 
 static ssize_t ipsps_mode_show(struct device *dev,
@@ -111,19 +111,19 @@ static ssize_t ipsps_mode_show(struct device *dev,
 
 	switch (rc) {
 	case MODE_ACTIVE:
-		return snprintf(buf, PAGE_SIZE, "[%s] %s %s\n",
-				MODE_ACTIVE_STRING,
-				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
+		return sysfs_emit(buf, "[%s] %s %s\n",
+				  MODE_ACTIVE_STRING,
+				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
 	case MODE_STANDBY:
-		return snprintf(buf, PAGE_SIZE, "%s [%s] %s\n",
-				MODE_ACTIVE_STRING,
-				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
+		return sysfs_emit(buf, "%s [%s] %s\n",
+				  MODE_ACTIVE_STRING,
+				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
 	case MODE_REDUNDANCY:
-		return snprintf(buf, PAGE_SIZE, "%s %s [%s]\n",
-				MODE_ACTIVE_STRING,
-				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
+		return sysfs_emit(buf, "%s %s [%s]\n",
+				  MODE_ACTIVE_STRING,
+				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
 	default:
-		return snprintf(buf, PAGE_SIZE, "unspecified\n");
+		return sysfs_emit(buf, "unspecified\n");
 	}
 }
 
-- 
1.8.3.1


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

* Re: [PATCH v2] hwmon: (pmbus) convert sysfs sprintf/snprintf family to sysfs_emit
  2021-02-02  8:49 [PATCH v2] hwmon: (pmbus) convert sysfs sprintf/snprintf family to sysfs_emit Jiapeng Chong
@ 2021-02-03 20:44 ` Guenter Roeck
  0 siblings, 0 replies; 2+ messages in thread
From: Guenter Roeck @ 2021-02-03 20:44 UTC (permalink / raw)
  To: Jiapeng Chong; +Cc: jdelvare, linux-hwmon, linux-kernel

On Tue, Feb 02, 2021 at 04:49:03PM +0800, Jiapeng Chong wrote:
> Fix the following coccicheck warning:
> 
> ./drivers/hwmon/pmbus/inspur-ipsps.c:73:8-16: WARNING: use scnprintf or
> sprintf.
> 
> ./drivers/hwmon/pmbus/inspur-ipsps.c:114:9-17: WARNING: use scnprintf or
> sprintf.
> 
> ./drivers/hwmon/pmbus/inspur-ipsps.c:94:8-16: WARNING: use scnprintf or
> sprintf.
> 
> Reported-by: Abaci Robot<abaci@linux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>

Please refrain from such changes. I'll accept them only if other changes
are made to the driver at the same time.

Guenter

> ---
> Changes in v2:
>   -Modified code space.
> 
>  drivers/hwmon/pmbus/inspur-ipsps.c | 28 ++++++++++++++--------------
>  1 file changed, 14 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/hwmon/pmbus/inspur-ipsps.c b/drivers/hwmon/pmbus/inspur-ipsps.c
> index 88c5865..bf593fd 100644
> --- a/drivers/hwmon/pmbus/inspur-ipsps.c
> +++ b/drivers/hwmon/pmbus/inspur-ipsps.c
> @@ -70,7 +70,7 @@ static ssize_t ipsps_string_show(struct device *dev,
>  	p = memscan(data, '#', rc);
>  	*p = '\0';
>  
> -	return snprintf(buf, PAGE_SIZE, "%s\n", data);
> +	return sysfs_emit(buf, "%s\n", data);
>  }
>  
>  static ssize_t ipsps_fw_version_show(struct device *dev,
> @@ -91,9 +91,9 @@ static ssize_t ipsps_fw_version_show(struct device *dev,
>  	if (rc != 6)
>  		return -EPROTO;
>  
> -	return snprintf(buf, PAGE_SIZE, "%u.%02u%u-%u.%02u\n",
> -			data[1], data[2]/* < 100 */, data[3]/*< 10*/,
> -			data[4], data[5]/* < 100 */);
> +	return sysfs_emit(buf, "%u.%02u%u-%u.%02u\n",
> +			  data[1], data[2]/* < 100 */, data[3]/*< 10*/,
> +			  data[4], data[5]/* < 100 */);
>  }
>  
>  static ssize_t ipsps_mode_show(struct device *dev,
> @@ -111,19 +111,19 @@ static ssize_t ipsps_mode_show(struct device *dev,
>  
>  	switch (rc) {
>  	case MODE_ACTIVE:
> -		return snprintf(buf, PAGE_SIZE, "[%s] %s %s\n",
> -				MODE_ACTIVE_STRING,
> -				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
> +		return sysfs_emit(buf, "[%s] %s %s\n",
> +				  MODE_ACTIVE_STRING,
> +				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
>  	case MODE_STANDBY:
> -		return snprintf(buf, PAGE_SIZE, "%s [%s] %s\n",
> -				MODE_ACTIVE_STRING,
> -				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
> +		return sysfs_emit(buf, "%s [%s] %s\n",
> +				  MODE_ACTIVE_STRING,
> +				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
>  	case MODE_REDUNDANCY:
> -		return snprintf(buf, PAGE_SIZE, "%s %s [%s]\n",
> -				MODE_ACTIVE_STRING,
> -				MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
> +		return sysfs_emit(buf, "%s %s [%s]\n",
> +				  MODE_ACTIVE_STRING,
> +				  MODE_STANDBY_STRING, MODE_REDUNDANCY_STRING);
>  	default:
> -		return snprintf(buf, PAGE_SIZE, "unspecified\n");
> +		return sysfs_emit(buf, "unspecified\n");
>  	}
>  }
>  
> -- 
> 1.8.3.1
> 

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

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