diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/rtnetlink.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 189cc78c77eb..318fc5231b2b 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -704,6 +704,8 @@ int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics) } else if (i == RTAX_FEATURES - 1) { u32 user_features = metrics[i] & RTAX_FEATURE_MASK; + if (!user_features) + continue; BUILD_BUG_ON(RTAX_FEATURE_MASK & DST_FEATURE_MASK); if (nla_put_u32(skb, i + 1, user_features)) goto nla_put_failure; |