Hi Jakub, On Mon, Oct 19, 2015, Jakub Pawlowski wrote: > due to type promotions in C this code was failing on some platforms. > > src/device.c:2016:8: error: format specifies type 'unsigned short' but the > argument has type 'uint8_t' (aka 'unsigned char') [-Werror,-Wformat] > properties, uuid_str); > ^~~~~~~~~~ > /build/falco/usr/include/bits/stdio2.h:39:7: note: expanded from macro 'sprintf' > __VA_ARGS__) > ^ > --- > src/device.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/src/device.c b/src/device.c > index 0d3a655..b4e6d53 100644 > --- a/src/device.c > +++ b/src/device.c > @@ -2015,7 +2015,7 @@ static void store_chrc(struct gatt_db_attribute *attr, void *user_data) > > sprintf(handle, "%04hx", handle_num); > bt_uuid_to_string(&uuid, uuid_str, sizeof(uuid_str)); > - sprintf(value, GATT_CHARAC_UUID_STR ":%04hx:%02hx:%s", value_handle, > + sprintf(value, GATT_CHARAC_UUID_STR ":%04hx:%02x:%s", value_handle, > properties, uuid_str); Wouldn't the right format specifier be %hhx in this case? Johan -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html