ethtool: do not perform operations on net devices being unregistered

[platform/kernel/linux-rpi.git] / net / ethtool / netlink.c

diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
index 38b44c0..96f4180 100644 (file)
--- a/net/ethtool/netlink.c
+++ b/net/ethtool/netlink.c
@@ -40,7 +40,8 @@ int ethnl_ops_begin(struct net_device *dev)
        if (dev->dev.parent)
                pm_runtime_get_sync(dev->dev.parent);
 
-       if (!netif_device_present(dev)) {
+       if (!netif_device_present(dev) ||
+           dev->reg_state == NETREG_UNREGISTERING) {
                ret = -ENODEV;
                goto err;
        }