Date: Mon, 8 Jun 2020 09:23:52 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r361906 - stable/12/sys/dev/usb Message-ID: <202006080923.0589NqS7029458@repo.freebsd.org>
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Author: hselasky Date: Mon Jun 8 09:23:52 2020 New Revision: 361906 URL: https://svnweb.freebsd.org/changeset/base/361906 Log: MFC r361577: Don't allow USB device drivers to parent own interface. It will prevent proper USB device detach. Sponsored by: Mellanox Technologies Modified: stable/12/sys/dev/usb/usb_device.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/usb/usb_device.c ============================================================================== --- stable/12/sys/dev/usb/usb_device.c Mon Jun 8 08:52:02 2020 (r361905) +++ stable/12/sys/dev/usb/usb_device.c Mon Jun 8 09:23:52 2020 (r361906) @@ -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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