@@ -172,7 +172,7 @@ static ssize_t memcpy_count_show(struct device *dev,
if (chan) {
for_each_possible_cpu(i)
count += per_cpu_ptr(chan->local, i)->memcpy_count;
- err = sprintf(buf, "%lu\n", count);
+ err = sysfs_emit(buf, "%lu\n", count);
} else
err = -ENODEV;
mutex_unlock(&dma_list_mutex);
@@ -194,7 +194,7 @@ static ssize_t bytes_transferred_show(struct device *dev,
if (chan) {
for_each_possible_cpu(i)
count += per_cpu_ptr(chan->local, i)->bytes_transferred;
- err = sprintf(buf, "%lu\n", count);
+ err = sysfs_emit(buf, "%lu\n", count);
} else
err = -ENODEV;
mutex_unlock(&dma_list_mutex);
@@ -212,7 +212,7 @@ static ssize_t in_use_show(struct device *dev, struct device_attribute *attr,
mutex_lock(&dma_list_mutex);
chan = dev_to_dma_chan(dev);
if (chan)
- err = sprintf(buf, "%d\n", chan->client_count);
+ err = sysfs_emit(buf, "%d\n", chan->client_count);
else
err = -ENODEV;
mutex_unlock(&dma_list_mutex);
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: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/dma/dmaengine.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)