diff options
| author | Bo Liu <liubo03@inspur.com> | 2023-02-06 03:16:41 -0500 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2023-02-14 12:21:14 +0100 |
| commit | 796703baead0c2862f7f2ebb9b177590af533035 (patch) | |
| tree | c41a582dbe1da7484aade7a1f48f4c3cab7e7df2 /net/rfkill | |
| parent | 19085ef39fa3dd27fa76d1c86dd448403101dcf7 (diff) | |
rfkill: Use sysfs_emit() to instead of sprintf()
Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.
Signed-off-by: Bo Liu <liubo03@inspur.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230206081641.3193-1-liubo03@inspur.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/rfkill')
| -rw-r--r-- | net/rfkill/core.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/rfkill/core.c b/net/rfkill/core.c index b390ff245d5e..01fca7a10b4b 100644 --- a/net/rfkill/core.c +++ b/net/rfkill/core.c @@ -685,7 +685,7 @@ static ssize_t name_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%s\n", rfkill->name); + return sysfs_emit(buf, "%s\n", rfkill->name); } static DEVICE_ATTR_RO(name); @@ -694,7 +694,7 @@ static ssize_t type_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%s\n", rfkill_types[rfkill->type]); + return sysfs_emit(buf, "%s\n", rfkill_types[rfkill->type]); } static DEVICE_ATTR_RO(type); @@ -703,7 +703,7 @@ static ssize_t index_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%d\n", rfkill->idx); + return sysfs_emit(buf, "%d\n", rfkill->idx); } static DEVICE_ATTR_RO(index); @@ -712,7 +712,7 @@ static ssize_t persistent_show(struct device *dev, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%d\n", rfkill->persistent); + return sysfs_emit(buf, "%d\n", rfkill->persistent); } static DEVICE_ATTR_RO(persistent); @@ -721,7 +721,7 @@ static ssize_t hard_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_HW) ? 1 : 0 ); + return sysfs_emit(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_HW) ? 1 : 0); } static DEVICE_ATTR_RO(hard); @@ -730,7 +730,7 @@ static ssize_t soft_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_SW) ? 1 : 0 ); + return sysfs_emit(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_SW) ? 1 : 0); } static ssize_t soft_store(struct device *dev, struct device_attribute *attr, @@ -764,7 +764,7 @@ static ssize_t hard_block_reasons_show(struct device *dev, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "0x%lx\n", rfkill->hard_block_reasons); + return sysfs_emit(buf, "0x%lx\n", rfkill->hard_block_reasons); } static DEVICE_ATTR_RO(hard_block_reasons); @@ -783,7 +783,7 @@ static ssize_t state_show(struct device *dev, struct device_attribute *attr, { struct rfkill *rfkill = to_rfkill(dev); - return sprintf(buf, "%d\n", user_state_from_blocked(rfkill->state)); + return sysfs_emit(buf, "%d\n", user_state_from_blocked(rfkill->state)); } static ssize_t state_store(struct device *dev, struct device_attribute *attr, |