Re: [PULL 02/10] usb-host: restrict workaround to new libusb versions

[Igor Mammedov]

On Thu, 10 Sep 2020 14:14:56 +0100
Alex Bennée <alex.bennee@linaro.org> wrote:

> From: Gerd Hoffmann <kraxel@redhat.com>
> 
> Fixes build failures with old kernels (USBDEVFS_GET_SPEED missing),
> on the assumtion that distros with old kernels also have old libusb.
> 
> Reported-by: Alex Bennée <alex.bennee@linaro.org>
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> Message-Id: <20200902081445.3291-1-kraxel@redhat.com>
> Message-Id: <20200909112742.25730-3-alex.bennee@linaro.org>

Can we get this merged to fix travis-ci builds, please.

> 
> diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
> index 08604f787fd..c5d38cb09c0 100644
> --- a/hw/usb/host-libusb.c
> +++ b/hw/usb/host-libusb.c
> @@ -942,7 +942,7 @@ static int usb_host_open(USBHostDevice *s, libusb_device 
> *dev, int hostfd)
>      usb_host_ep_update(s);
>  
>      libusb_speed = libusb_get_device_speed(dev);
> -#ifdef CONFIG_LINUX
> +#if LIBUSB_API_VERSION >= 0x01000107 && defined(CONFIG_LINUX)
>      if (hostfd && libusb_speed == 0) {
>          /*
>           * Workaround libusb bug: libusb_get_device_speed() does not