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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-01-30 12:11:41 +0100 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-02-10 07:07:45 +0100 |
| commit | 40e171c2d306e42057433fb2c2f1fee2d385e1c4 (patch) | |
| tree | 4df3e310cf8aae2b5242ef653e0e3c74f9b05f03 /drivers/dma/dmaengine.c | |
| parent | dmaengine: Make an order in struct dma_device definition (diff) | |
| download | linux-40e171c2d306e42057433fb2c2f1fee2d385e1c4.tar.xz linux-40e171c2d306e42057433fb2c2f1fee2d385e1c4.zip | |
dmaengine: use sysfs_emit() to instead of scnprintf()
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>
Link: https://lore.kernel.org/r/20230130111141.59627-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/dmaengine.c')
| -rw-r--r-- | drivers/dma/dmaengine.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index c741b6431958..1ebbf22756bb 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -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); |