From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58446) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZG3q7-0005PG-UB for qemu-devel@nongnu.org; Fri, 17 Jul 2015 07:30:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZG3q4-0005Uv-PP for qemu-devel@nongnu.org; Fri, 17 Jul 2015 07:30:03 -0400 Received: from mx1.redhat.com ([209.132.183.28]:36507) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZG3q4-0005Ti-KN for qemu-devel@nongnu.org; Fri, 17 Jul 2015 07:30:00 -0400 From: Gerd Hoffmann Date: Fri, 17 Jul 2015 13:29:50 +0200 Message-Id: <1437132593-6611-2-git-send-email-kraxel@redhat.com> In-Reply-To: <1437132593-6611-1-git-send-email-kraxel@redhat.com> References: <1437132593-6611-1-git-send-email-kraxel@redhat.com> Subject: [Qemu-devel] [PULL 1/4] Re-attach usb device to kernel while usb_host_open fails List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Gerd Hoffmann , Lin Ma From: Lin Ma Signed-off-by: Lin Ma Reviewed-by: Gonglei Signed-off-by: Gerd Hoffmann --- hw/usb/host-libusb.c | 3 +++ 1 file changed, 3 insertions(+) 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; -- 1.8.3.1