usb: hub_handle_remote_wakeup() only exists for CONFIG_PM=y

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 6346fb2acbd7e25a010801d92ecb075a8cbe973d..db6287025c06148adcd86608a0f7c38743be7a36 100644 (file)
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3966,6 +3966,12 @@ EXPORT_SYMBOL_GPL(usb_disable_ltm);
 void usb_enable_ltm(struct usb_device *udev) { }
 EXPORT_SYMBOL_GPL(usb_enable_ltm);
 
 void usb_enable_ltm(struct usb_device *udev) { }
 EXPORT_SYMBOL_GPL(usb_enable_ltm);
 

+static int hub_handle_remote_wakeup(struct usb_hub *hub, unsigned int port,
+               u16 portstatus, u16 portchange)
+{
+       return 0;
+}
+

 #endif /* CONFIG_PM */
 
 
 #endif /* CONFIG_PM */