--- /dev/null
+From cbc6cd716c206318ee61e2432e6430388505db07 Mon Sep 17 00:00:00 2001
+From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+Date: Fri, 9 Sep 2016 13:32:42 +0200
+Subject: Revert "can: fix handling of unmodifiable configuration options fix"
+
+From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+
+This reverts commit 6f8f768a3586b6fbd50e249e7fe4f964a6994685 which was
+bce271f255dae8335dc4d2ee2c4531e09cc67f5a upstream.
+
+It was applied incorrectly, and isn't needed for 3.14-stable.
+
+Reported-by: Willy Tarreau <w@1wt.eu>
+Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
+
+---
+ drivers/net/can/dev.c | 3 ---
+ 1 file changed, 3 deletions(-)
+
+--- a/drivers/net/can/dev.c
++++ b/drivers/net/can/dev.c
+@@ -665,9 +665,6 @@ static int can_changelink(struct net_dev
+ }
+ }
+
+- if (!data)
+- return 0;
+-
+ if (data[IFLA_CAN_CTRLMODE]) {
+ struct can_ctrlmode *cm;
+