common/usb.c: fix incorrect escape sequence

Signed off by: Gururaja Hebbar <gururajakr@sanyo.co.in>
diff --git a/common/usb.c b/common/usb.c
index 4df01ea..2fa5254 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -1088,7 +1088,7 @@
 	/* silence compiler warning if USB_BUFSIZ is > 256 [= sizeof(char)] */
 	i = descriptor->bLength;
 	if (i > USB_BUFSIZ) {
-		USB_HUB_PRINTF("usb_hub_configure: failed to get hub descriptor - too long: %d\N",
+		USB_HUB_PRINTF("usb_hub_configure: failed to get hub descriptor - too long: %d\n",
 			descriptor->bLength);
 		return -1;
 	}