0ce51459c8
string_lower from string_helpers.h can be used to modify the string in-place. Use it to get rid of the custom str_to_lower(). Signed-off-by: Thomas Weißschuh <linux@weissschuh.net> Link: https://lore.kernel.org/r/20230929-power_supply-string_lower-v1-1-3141a2634d53@weissschuh.net Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>