diff mbox series

[net-next,3/4] s390/ctcm: Convert sysfs sprintf to sysfs_emit

Message ID 20230620083411.508797-4-wintera@linux.ibm.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series s390/net: updates 2023-06-10 | expand

Checks

Context Check Description
netdev/series_format warning Series does not have a cover letter
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/cc_maintainers warning 5 maintainers not CCed: borntraeger@linux.ibm.com gor@linux.ibm.com wenjia@linux.ibm.com agordeev@linux.ibm.com svens@linux.ibm.com
netdev/build_clang success Errors and warnings before: 8 this patch: 8
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 8 this patch: 8
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 34 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Alexandra Winter June 20, 2023, 8:34 a.m. UTC 
From: Thorsten Winkler <twinkler@linux.ibm.com>

Following the advice of the Documentation/filesystems/sysfs.rst.
All sysfs related show()-functions should only use sysfs_emit() or
sysfs_emit_at() when formatting the value to be returned to user space.

Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Thorsten Winkler <twinkler@linux.ibm.com>
Signed-off-by: Alexandra Winter <wintera@linux.ibm.com>
---
 drivers/s390/net/ctcm_sysfs.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comments

Simon Horman June 20, 2023, 7:17 p.m. UTC | #1 
On Tue, Jun 20, 2023 at 10:34:10AM +0200, Alexandra Winter wrote:
> From: Thorsten Winkler <twinkler@linux.ibm.com>
> 
> Following the advice of the Documentation/filesystems/sysfs.rst.
> All sysfs related show()-functions should only use sysfs_emit() or
> sysfs_emit_at() when formatting the value to be returned to user space.
> 
> Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
> Signed-off-by: Thorsten Winkler <twinkler@linux.ibm.com>
> Signed-off-by: Alexandra Winter <wintera@linux.ibm.com>

Reviewed-by: Simon Horman <simon.horman@corigine.com>
diff mbox series

Patch

diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c
index e3813a7aa5e6..98680c2cc4e4 100644
--- a/drivers/s390/net/ctcm_sysfs.c
+++ b/drivers/s390/net/ctcm_sysfs.c
@@ -28,7 +28,7 @@  static ssize_t ctcm_buffer_show(struct device *dev,
 
 	if (!priv)
 		return -ENODEV;
-	return sprintf(buf, "%d\n", priv->buffer_size);
+	return sysfs_emit(buf, "%d\n", priv->buffer_size);
 }
 
 static ssize_t ctcm_buffer_write(struct device *dev,
@@ -120,7 +120,7 @@  static ssize_t stats_show(struct device *dev,
 	if (!priv || gdev->state != CCWGROUP_ONLINE)
 		return -ENODEV;
 	ctcm_print_statistics(priv);
-	return sprintf(buf, "0\n");
+	return sysfs_emit(buf, "0\n");
 }
 
 static ssize_t stats_write(struct device *dev, struct device_attribute *attr,
@@ -142,7 +142,7 @@  static ssize_t ctcm_proto_show(struct device *dev,
 	if (!priv)
 		return -ENODEV;
 
-	return sprintf(buf, "%d\n", priv->protocol);
+	return sysfs_emit(buf, "%d\n", priv->protocol);
 }
 
 static ssize_t ctcm_proto_store(struct device *dev,
@@ -184,8 +184,8 @@  static ssize_t ctcm_type_show(struct device *dev,
 	if (!cgdev)
 		return -ENODEV;
 
-	return sprintf(buf, "%s\n",
-			ctcm_type[cgdev->cdev[0]->id.driver_info]);
+	return sysfs_emit(buf, "%s\n",
+			  ctcm_type[cgdev->cdev[0]->id.driver_info]);
 }
 
 static DEVICE_ATTR(buffer, 0644, ctcm_buffer_show, ctcm_buffer_write);