iio: adc: mcp3564: replace sprintf() with sysfs_emit()

Update the mcp3564_read_label() function to use sysfs_emit() for
generating labels.

Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Marius Cristea <marius.cristea@microchip.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sá 2025-09-30 16:33:12 +01:00 • committed by Jonathan Cameron
commit 08be56ebe9