diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 1450e33fc250e7e0bb4edf73aa6abc06df1a1855..66e2b19ef709ef9180578a3f300b0d029d06805a 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -662,7 +662,8 @@ static int sixpack_open(struct tty_struct *tty)
 	tty->receive_room = 65536;
 
 	/* Now we're ready to register. */
-	if (register_netdev(dev))
+	err = register_netdev(dev);
+	if (err)
 		goto out_free;
 
 	tnc_init(sp);