power: supply: test-power: use strscpy() instead of strncpy()

The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL-terminated strings.

Signed-off-by: Xu Panda <xu.panda@zte.com.cn>
Signed-off-by: Yang Yang <yang.yang29@zte.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Xu Panda 2022-12-23 10:42:35 +08:00 committed by Sebastian Reichel
parent e2b018cb55
commit 3639dbd74e

View file

@ -306,8 +306,7 @@ static int map_get_value(struct battery_property_map *map, const char *key,
char buf[MAX_KEYLENGTH];
int cr;
strncpy(buf, key, MAX_KEYLENGTH);
buf[MAX_KEYLENGTH-1] = '\0';
strscpy(buf, key, MAX_KEYLENGTH);
cr = strnlen(buf, MAX_KEYLENGTH) - 1;
if (cr < 0)