diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2020-09-02 10:14:45 +0200 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2020-09-04 15:58:10 +0100 |
commit | 3b3b6c9c3ef99d50c312626c52ff4fad91c8f005 (patch) | |
tree | 28d135ba16ba8cbe9c5d6434cde4f72e64e5131d | |
parent | 5da35663fd4b6d1c2557f405646185c8755ef037 (diff) |
usb-host: restrict workaround to new libusb versionsdrop-kvm32
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>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200902081445.3291-1-kraxel@redhat.com
-rw-r--r-- | hw/usb/host-libusb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c index 08604f787f..c5d38cb09c 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 |