diff --git a/drivers/usb/eth/lan78xx.c b/drivers/usb/eth/lan78xx.c
index 37912a1..1d8267c 100644
--- a/drivers/usb/eth/lan78xx.c
+++ b/drivers/usb/eth/lan78xx.c
@@ -146,11 +146,9 @@
 	ret = lan78xx_read_raw_otp(udev, 0, 1, &sig);
 
 	if (!ret) {
-		if (sig == LAN78XX_OTP_INDICATOR_1)
-			offset = offset;
-		else if (sig == LAN78XX_OTP_INDICATOR_2)
+		if (sig == LAN78XX_OTP_INDICATOR_2)
 			offset += 0x100;
-		else
+		else if (sig != LAN78XX_OTP_INDICATOR_1)
 			return -EINVAL;
 		ret = lan78xx_read_raw_otp(udev, offset, length, data);
 		if (ret)