From 4d053fdac3c44ec8c7a78c810292a156abf84971 Mon Sep 17 00:00:00 2001 From: Tony Prisk Date: Wed, 27 Mar 2013 18:28:00 +1300 Subject: usb: ehci: unlink_empty_async_suspended() only used with CONFIG_PM Compiling with !CONFIG_PM generates an unused function warning on unlink_empty_async_suspended(). Enclose the function in a #ifdef CONFIG_PM Signed-off-by: Tony Prisk Acked-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ehci-q.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/usb/host/ehci-q.c') diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 50787a389fa8..7562d76f9c53 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -1293,6 +1293,7 @@ static void unlink_empty_async(struct ehci_hcd *ehci) } } +#ifdef CONFIG_PM /* The root hub is suspended; unlink all the async QHs */ static void unlink_empty_async_suspended(struct ehci_hcd *ehci) { @@ -1305,6 +1306,7 @@ static void unlink_empty_async_suspended(struct ehci_hcd *ehci) } start_iaa_cycle(ehci); } +#endif /* makes sure the async qh will become idle */ /* caller must own ehci->lock */ -- cgit v1.2.3