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iio: core: Mark expected switch fall-through
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1397962 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -588,6 +588,7 @@ static ssize_t __iio_format_value(char *buf, size_t len, unsigned int type,
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return snprintf(buf, len, "%d", vals[0]);
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case IIO_VAL_INT_PLUS_MICRO_DB:
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scale_db = true;
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/* fall through */
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case IIO_VAL_INT_PLUS_MICRO:
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if (vals[1] < 0)
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return snprintf(buf, len, "-%d.%06u%s", abs(vals[0]),
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