libertas: add missing newlines in debugging statements

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 6b8ac62..3f8b83c 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -220,7 +220,7 @@
 	/* Upload firmware */
 	cardp->rinfo.cardp = cardp;
 	if (if_usb_prog_firmware(cardp)) {
-		lbs_deb_usbd(&udev->dev, "FW upload failed");
+		lbs_deb_usbd(&udev->dev, "FW upload failed\n");
 		goto err_prog_firmware;
 	}