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authorXuezhi Zhang <zhangxuezhi1@coolpad.com>2022-09-01 09:34:23 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-09 10:37:52 +0200
commitceecbbddbf549fe0b7ffa3804a6e255b3360030f (patch)
treed303b39ef352a0528b064e64ef7489a0e13dc428 /drivers/comedi/comedi_fops.c
parent8e30538eca016de8e252bef174beadecd64239f0 (diff)
comedi: convert sysfs snprintf to sysfs_emit
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: Xuezhi Zhang <zhangxuezhi1@coolpad.com> Link: https://lore.kernel.org/r/20220901013423.418464-1-zhangxuezhi3@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/comedi/comedi_fops.c')
-rw-r--r--drivers/comedi/comedi_fops.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/comedi/comedi_fops.c b/drivers/comedi/comedi_fops.c
index 55a0cae04b8d..e2114bcf815a 100644
--- a/drivers/comedi/comedi_fops.c
+++ b/drivers/comedi/comedi_fops.c
@@ -396,7 +396,7 @@ static ssize_t max_read_buffer_kb_show(struct device *csdev,
mutex_unlock(&dev->mutex);
comedi_dev_put(dev);
- return snprintf(buf, PAGE_SIZE, "%u\n", size);
+ return sysfs_emit(buf, "%u\n", size);
}
static ssize_t max_read_buffer_kb_store(struct device *csdev,
@@ -452,7 +452,7 @@ static ssize_t read_buffer_kb_show(struct device *csdev,
mutex_unlock(&dev->mutex);
comedi_dev_put(dev);
- return snprintf(buf, PAGE_SIZE, "%u\n", size);
+ return sysfs_emit(buf, "%u\n", size);
}
static ssize_t read_buffer_kb_store(struct device *csdev,
@@ -509,7 +509,7 @@ static ssize_t max_write_buffer_kb_show(struct device *csdev,
mutex_unlock(&dev->mutex);
comedi_dev_put(dev);
- return snprintf(buf, PAGE_SIZE, "%u\n", size);
+ return sysfs_emit(buf, "%u\n", size);
}
static ssize_t max_write_buffer_kb_store(struct device *csdev,
@@ -565,7 +565,7 @@ static ssize_t write_buffer_kb_show(struct device *csdev,
mutex_unlock(&dev->mutex);
comedi_dev_put(dev);
- return snprintf(buf, PAGE_SIZE, "%u\n", size);
+ return sysfs_emit(buf, "%u\n", size);
}
static ssize_t write_buffer_kb_store(struct device *csdev,