From: Xiongfeng Wang Date: Fri, 12 Jan 2018 07:45:38 +0000 (+0800) Subject: iio: accel: use strlcpy() instead of strncpy() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=cb60610af54b143a74991c70448157baf5bfc345;p=linux.git iio: accel: use strlcpy() instead of strncpy() gcc-8 reports drivers/iio/accel/st_accel_i2c.c: In function 'st_accel_i2c_probe': ./include/linux/string.h:245:9: warning: '__builtin_strncpy' specified bound 20 equals destination size [-Wstringop-truncation] The compiler require that the length of the dest string is greater than the length we want to copy to make sure the dest string is nul-terminated. We can just use strlcpy() to avoid this warning. Signed-off-by: Xiongfeng Wang Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/accel/st_accel_i2c.c b/drivers/iio/accel/st_accel_i2c.c index 363429b5686c7..6bdec8c451e0b 100644 --- a/drivers/iio/accel/st_accel_i2c.c +++ b/drivers/iio/accel/st_accel_i2c.c @@ -159,9 +159,8 @@ static int st_accel_i2c_probe(struct i2c_client *client, if ((ret < 0) || (ret >= ST_ACCEL_MAX)) return -ENODEV; - strncpy(client->name, st_accel_id_table[ret].name, + strlcpy(client->name, st_accel_id_table[ret].name, sizeof(client->name)); - client->name[sizeof(client->name) - 1] = '\0'; } else if (!id) return -ENODEV;