Merge "fastboot: Keep borked bootloaders happy by shrinking URB len."

    info.serial_number[0] = 0;

    if (dev->iSerialNumber) {

        struct usbdevfs_ctrltransfer  ctrl;

        __u16 buffer[128];

        // Keep it short enough because some bootloaders are borked if the URB len is > 255

        // 128 is too big by 1.

        __u16 buffer[127];

        int result;

        memset(buffer, 0, sizeof(buffer));