Commit 02c018af authored May 29, 2015 by Chris Bainbridge Committed by Greg Kroah-Hartman May 31, 2015

usb: host: xhci: remove incorrect comment about mutex



The comment stating that xhci_setup_device() is protected by the address
mutex is not true since
commit 6fecd4f2 ("USB: separate usb_address0 mutexes for each bus")
as xhci handles two buses.

Signed-off-by: Chris Bainbridge <chris.bainbridge@gmail.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 22ae47e6

drivers/usb/host/xhci.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -3764,8 +3764,6 @@ int xhci_alloc_dev(struct usb_hcd hcd, struct usb_device udev)
		/*
		* Issue an Address Device command and optionally send a corresponding
		* SetAddress request to the device.
		* We should be protected by the usb_address0_mutex in hub_wq's hub_port_init,
		* so we should only issue and wait on one address command at the same time.
		*/
		static int xhci_setup_device(struct usb_hcd hcd, struct usb_device udev,
		enum xhci_setup_dev setup)