Correct .gbs.conf settings

[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / openvswitch / datapath.c

diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index e9a48ba..270b77d 100644 (file)
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -464,7 +464,9 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
        }
        nla->nla_len = nla_attr_size(skb->len);
 
-       skb_zerocopy(user_skb, skb, skb->len, hlen);
+       err = skb_zerocopy(user_skb, skb, skb->len, hlen);
+       if (err)
+               goto out;
 
        /* Pad OVS_PACKET_ATTR_PACKET if linear copy was performed */
        if (!(dp->user_features & OVS_DP_F_UNALIGNED)) {
@@ -478,6 +480,8 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
 
        err = genlmsg_unicast(ovs_dp_get_net(dp), user_skb, upcall_info->portid);
 out:
+       if (err)
+               skb_tx_error(skb);
        kfree_skb(nskb);
        return err;
 }
@@ -1174,7 +1178,7 @@ static void ovs_dp_reset_user_features(struct sk_buff *skb, struct genl_info *in
        struct datapath *dp;
 
        dp = lookup_datapath(sock_net(skb->sk), info->userhdr, info->attrs);
-       if (!dp)
+       if (IS_ERR(dp))
                return;
 
        WARN(dp->user_features, "Dropping previously announced user features\n");
@@ -1762,11 +1766,12 @@ static int ovs_vport_cmd_dump(struct sk_buff *skb, struct netlink_callback *cb)
        int bucket = cb->args[0], skip = cb->args[1];
        int i, j = 0;
 
+       rcu_read_lock();
        dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
-       if (!dp)
+       if (!dp) {
+               rcu_read_unlock();
                return -ENODEV;
-
-       rcu_read_lock();
+       }
        for (i = bucket; i < DP_VPORT_HASH_BUCKETS; i++) {
                struct vport *vport;