net: annotate writes on dev->mtu from ndo_change_mtu()

[linux-2.6-block.git] / net / 8021q / vlan_dev.c

diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 39876eff51d21f830c3bde1682e07aac698c633e..3efba4f857ac67ad4a13d612a06c33c706354332 100644 (file)
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -149,7 +149,7 @@ static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
        if (max_mtu < new_mtu)
                return -ERANGE;
 
-       dev->mtu = new_mtu;
+       WRITE_ONCE(dev->mtu, new_mtu);
 
        return 0;
 }