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author | Lin Ma <lma@suse.com> | 2015-06-24 13:40:11 +0800 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2015-07-16 17:39:13 +0200 |
commit | 6110ce59af199194ef63cb31ec722487df3f42fe (patch) | |
tree | 26e7c9aab9501d44723b998467a711cb4c6adbef /hw/usb | |
parent | 2d5ee9e7a7dd495d233cf9613a865f63f88e3375 (diff) | |
download | qemu-6110ce59af199194ef63cb31ec722487df3f42fe.zip qemu-6110ce59af199194ef63cb31ec722487df3f42fe.tar.gz qemu-6110ce59af199194ef63cb31ec722487df3f42fe.tar.bz2 |
Re-attach usb device to kernel while usb_host_open fails
Signed-off-by: Lin Ma <lma@suse.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb')
-rw-r--r-- | hw/usb/host-libusb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c index bc2944c..11429f5 100644 --- a/hw/usb/host-libusb.c +++ b/hw/usb/host-libusb.c @@ -889,6 +889,9 @@ static int usb_host_open(USBHostDevice *s, libusb_device *dev) fail: trace_usb_host_open_failure(bus_num, addr); if (s->dh != NULL) { + usb_host_release_interfaces(s); + libusb_reset_device(s->dh); + usb_host_attach_kernel(s); libusb_close(s->dh); s->dh = NULL; s->dev = NULL; |