From: Alan Stern Date: Mon, 5 Sep 2005 17:55:23 +0000 (-0400) Subject: [PATCH] usbcore: small changes to HCD glue layer X-Git-Tag: firefly_0821_release~41165^2~21 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f1a15606d5be8490a122f1c94c554bd0f07d8d26;p=firefly-linux-kernel-4.4.55.git [PATCH] usbcore: small changes to HCD glue layer This patch (as549) introduces two small changes in the HCD glue layer. The first simply removes a redundant test. The second allows root-hub polling to continue for a single iteration after a host controller dies; this is needed for the patch that follows. Signed-off-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 12ecdb03ee5f..1017a97a418b 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1606,7 +1606,7 @@ irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r) return IRQ_NONE; hcd->saw_irq = 1; - if (hcd->state != start && hcd->state == HC_STATE_HALT) + if (hcd->state == HC_STATE_HALT) usb_hc_died (hcd); return IRQ_HANDLED; } @@ -1630,7 +1630,6 @@ void usb_hc_died (struct usb_hcd *hcd) spin_lock_irqsave (&hcd_root_hub_lock, flags); if (hcd->rh_registered) { hcd->poll_rh = 0; - del_timer(&hcd->rh_timer); /* make khubd clean up old urbs and devices */ usb_set_device_state (hcd->self.root_hub,