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-rw-r--r--net/openvswitch/datapath.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 45d1469308b0..9dd158ab51b3 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -464,6 +464,10 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
if (upcall_info->egress_tun_info) {
nla = nla_nest_start(user_skb, OVS_PACKET_ATTR_EGRESS_TUN_KEY);
+ if (!nla) {
+ err = -EMSGSIZE;
+ goto out;
+ }
err = ovs_nla_put_tunnel_info(user_skb,
upcall_info->egress_tun_info);
BUG_ON(err);
@@ -472,6 +476,10 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
if (upcall_info->actions_len) {
nla = nla_nest_start(user_skb, OVS_PACKET_ATTR_ACTIONS);
+ if (!nla) {
+ err = -EMSGSIZE;
+ goto out;
+ }
err = ovs_nla_put_actions(upcall_info->actions,
upcall_info->actions_len,
user_skb);