iio: adc: ad7192: Use sysfs_emit_at
Replace scnprintf with sysfs_emit_at which is the preferred alternative. Also make sure each fractional digit is in its place by padding with zeros up to 3 digits: "...%03d...". Signed-off-by: Alisa Roman <alisa.roman@analog.com> Reviewed-by: Nuno Sa <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20230620163135.93780-1-alisa.roman@analog.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -561,9 +561,8 @@ static ssize_t ad7192_show_filter_avail(struct device *dev,
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ad7192_get_available_filter_freq(st, freq_avail);
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for (i = 0; i < ARRAY_SIZE(freq_avail); i++)
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len += scnprintf(buf + len, PAGE_SIZE - len,
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"%d.%d ", freq_avail[i] / 1000,
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freq_avail[i] % 1000);
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len += sysfs_emit_at(buf, len, "%d.%03d ", freq_avail[i] / 1000,
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freq_avail[i] % 1000);
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buf[len - 1] = '\n';
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