From: Gerd Hoffmann Date: Wed, 9 Sep 2020 11:27:33 +0000 (+0100) Subject: usb-host: restrict workaround to new libusb versions X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4969e697c15ac536d5c0700381d5d026ef7f0588;p=qemu.git usb-host: restrict workaround to new libusb versions 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 Signed-off-by: Gerd Hoffmann Signed-off-by: Alex Bennée Reviewed-by: Philippe Mathieu-Daudé Message-Id: <20200902081445.3291-1-kraxel@redhat.com> Message-Id: <20200909112742.25730-3-alex.bennee@linaro.org> --- 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