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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>
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parent
8b5443102c
commit
40e171c2d3
1 changed files with 3 additions and 3 deletions
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@ -172,7 +172,7 @@ static ssize_t memcpy_count_show(struct device *dev,
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if (chan) {
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for_each_possible_cpu(i)
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count += per_cpu_ptr(chan->local, i)->memcpy_count;
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err = sprintf(buf, "%lu\n", count);
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err = sysfs_emit(buf, "%lu\n", count);
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} else
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err = -ENODEV;
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mutex_unlock(&dma_list_mutex);
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@ -194,7 +194,7 @@ static ssize_t bytes_transferred_show(struct device *dev,
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if (chan) {
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for_each_possible_cpu(i)
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count += per_cpu_ptr(chan->local, i)->bytes_transferred;
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err = sprintf(buf, "%lu\n", count);
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err = sysfs_emit(buf, "%lu\n", count);
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} else
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err = -ENODEV;
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mutex_unlock(&dma_list_mutex);
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@ -212,7 +212,7 @@ static ssize_t in_use_show(struct device *dev, struct device_attribute *attr,
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mutex_lock(&dma_list_mutex);
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chan = dev_to_dma_chan(dev);
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if (chan)
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err = sprintf(buf, "%d\n", chan->client_count);
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err = sysfs_emit(buf, "%d\n", chan->client_count);
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else
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err = -ENODEV;
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mutex_unlock(&dma_list_mutex);
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