From: Bjorn Helgaas Date: Fri, 13 Sep 2013 19:57:34 +0000 (-0600) Subject: USB: correct the usb_disconnect() comment about usb_bus_list_lock X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=db8f2aa358958fe5f82e5b9ffa6e0abbaa4fc236;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git USB: correct the usb_disconnect() comment about usb_bus_list_lock usb_disconnect() no longer acquires usb_bus_list_lock, so update its comment to that effect. Signed-off-by: Bjorn Helgaas Signed-off-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 6f783bfe2959..6d97cf7be048 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2023,8 +2023,8 @@ static void hub_free_dev(struct usb_device *udev) * Something got disconnected. Get rid of it and all of its children. * * If *pdev is a normal device then the parent hub must already be locked. - * If *pdev is a root hub then this routine will acquire the - * usb_bus_list_lock on behalf of the caller. + * If *pdev is a root hub then the caller must hold the usb_bus_list_lock, + * which protects the set of root hubs as well as the list of buses. * * Only hub drivers (including virtual root hub drivers for host * controllers) should ever call this.