Date: Thu, 28 May 2020 08:05:46 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r361577 - head/sys/dev/usb Message-ID: <202005280805.04S85kF3069439@repo.freebsd.org>
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Author: hselasky Date: Thu May 28 08:05:46 2020 New Revision: 361577 URL: https://svnweb.freebsd.org/changeset/base/361577 Log: Don't allow USB device drivers to parent own interface. It will prevent proper USB device detach. MFC after: 3 days Sponsored by: Mellanox Technologies Modified: head/sys/dev/usb/usb_device.c Modified: head/sys/dev/usb/usb_device.c ============================================================================== --- head/sys/dev/usb/usb_device.c Thu May 28 08:00:08 2020 (r361576) +++ head/sys/dev/usb/usb_device.c Thu May 28 08:05:46 2020 (r361577) @@ -1402,7 +1402,7 @@ usbd_set_parent_iface(struct usb_device *udev, uint8_t { struct usb_interface *iface; - if (udev == NULL) { + if (udev == NULL || iface_index == parent_index) { /* nothing to do */ return; }
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