diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 4acde7067519ee845a2b4460bef0d585e15eaa5b..26c520d1af6e61cafca1227161e9f6b2a710f432 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1011,6 +1011,9 @@ static inline int rtnl_vfinfo_size(const struct net_device *dev,
 				 /* IFLA_VF_STATS_TX_DROPPED */
 				 nla_total_size_64bit(sizeof(__u64)));
 		}
+		if (dev->netdev_ops->ndo_get_vf_guid)
+			size += num_vfs * 2 *
+				nla_total_size(sizeof(struct ifla_vf_guid));
 		return size;
 	} else
 		return 0;