fixed ISO 14443A anticollision
[librfid] / src / rfid_reader_openpcd.c
index 9f5517c..f439c04 100644 (file)
@@ -95,7 +95,7 @@ static int openpcd_xcv(u_int8_t cmd, u_int8_t reg, u_int8_t val,
        ret = openpcd_send_command(cmd, reg, val, len, data);
        if (ret < 0)
                return ret;
-       if (ret < sizeof(sizeof(struct openpcd_hdr)))
+       if (ret < sizeof(struct openpcd_hdr))
                return -EINVAL;
 
        return openpcd_recv_reply();