usb: ehci: unlink_empty_async_suspended() only used with CONFIG_PM
authorTony Prisk <linux@prisktech.co.nz>
Wed, 27 Mar 2013 05:28:00 +0000 (18:28 +1300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 28 Mar 2013 18:18:54 +0000 (11:18 -0700)
commit4d053fdac3c44ec8c7a78c810292a156abf84971
treeb9771222f59e13b4f5dc605cbefcccd8d9460249
parentab1f046a1908d60d2bad20c3ac0f9e71db72318f
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 <linux@prisktech.co.nz>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ehci-q.c