ar9170: fix build when !CONFIG_PM

Fix this build error when CONFIG_PM is not set:
drivers/net/wireless/ath/ar9170/usb.c: In function 'ar9170_usb_probe':
drivers/net/wireless/ath/ar9170/usb.c:692:
	error: 'struct usb_device' has no member named 'reset_resume'

Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index d7b562dcebd2..d7c13c0177ca 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -689,7 +689,9 @@ static int ar9170_usb_probe(struct usb_interface *intf,
         aru->common.exec_cmd = ar9170_usb_exec_cmd;
         aru->common.callback_cmd = ar9170_usb_callback_cmd;
 
+#ifdef CONFIG_PM
         udev->reset_resume = 1;
+#endif
         err = ar9170_usb_reset(aru);
         if (err)
                 goto err_freehw;