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-rw-r--r--net/core/ethtool.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 13d79f5a86e5..d8b1a8d85a96 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -546,12 +546,12 @@ int __ethtool_set_flags(struct net_device *dev, u32 data)
}
/* allow changing only bits set in hw_features */
- changed = (data ^ dev->wanted_features) & flags_dup_features;
+ changed = (data ^ dev->features) & flags_dup_features;
if (changed & ~dev->hw_features)
return (changed & dev->hw_features) ? -EINVAL : -EOPNOTSUPP;
dev->wanted_features =
- (dev->wanted_features & ~changed) | data;
+ (dev->wanted_features & ~changed) | (data & dev->hw_features);
__netdev_update_features(dev);

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