[PATCH 4/6] ACPI / device_sysfs: make use of new strtolower() function

From: Markus Mayer
Date: Thu Jun 30 2016 - 19:51:26 EST


Call strtolower() rather than walking the string explicitly to convert
it to lowercase.

Signed-off-by: Markus Mayer <mmayer@xxxxxxxxxxxx>
---
drivers/acpi/device_sysfs.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 7b2c48f..1db38c7 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -200,12 +200,10 @@ static int create_of_modalias(struct acpi_device *acpi_dev, char *modalias,
const union acpi_object *of_compatible, *obj;
int len, count;
int i, nval;
- char *c;

acpi_get_name(acpi_dev->handle, ACPI_SINGLE_NAME, &buf);
/* DT strings are all in lower case */
- for (c = buf.pointer; *c != '\0'; c++)
- *c = tolower(*c);
+ strtolower(buf.pointer);

len = snprintf(modalias, size, "of:N%sT", (char *)buf.pointer);
ACPI_FREE(buf.pointer);
--
2.7.4