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Diffstat (limited to 'net/openvswitch/actions.c')
-rw-r--r--net/openvswitch/actions.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index fd66014d8a76..6fcd7e2ca81f 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -311,11 +311,18 @@ static int push_eth(struct sk_buff *skb, struct sw_flow_key *key,
return 0;
}
-static int push_nsh(struct sk_buff *skb, struct sw_flow_key *key,
- const struct nshhdr *nh)
+static noinline_for_stack int push_nsh(struct sk_buff *skb,
+ struct sw_flow_key *key,
+ const struct nlattr *a)
{
+ u8 buffer[NSH_HDR_MAX_LEN];
+ struct nshhdr *nh = (struct nshhdr *)buffer;
int err;
+ err = nsh_hdr_from_nlattr(a, nh, NSH_HDR_MAX_LEN);
+ if (err)
+ return err;
+
err = nsh_push(skb, nh);
if (err)
return err;
@@ -873,7 +880,7 @@ static void ovs_fragment(struct net *net, struct vport *vport,
prepare_frag(vport, skb, orig_network_offset,
ovs_key_mac_proto(key));
- dst_init(&ovs_rt.dst, &ovs_dst_ops, NULL, 1,
+ dst_init(&ovs_rt.dst, &ovs_dst_ops, NULL,
DST_OBSOLETE_NONE, DST_NOCOUNT);
ovs_rt.dst.dev = vport->dev;
@@ -890,7 +897,7 @@ static void ovs_fragment(struct net *net, struct vport *vport,
prepare_frag(vport, skb, orig_network_offset,
ovs_key_mac_proto(key));
memset(&ovs_rt, 0, sizeof(ovs_rt));
- dst_init(&ovs_rt.dst, &ovs_dst_ops, NULL, 1,
+ dst_init(&ovs_rt.dst, &ovs_dst_ops, NULL,
DST_OBSOLETE_NONE, DST_NOCOUNT);
ovs_rt.dst.dev = vport->dev;
@@ -1439,17 +1446,9 @@ static int do_execute_actions(struct datapath *dp, struct sk_buff *skb,
err = pop_eth(skb, key);
break;
- case OVS_ACTION_ATTR_PUSH_NSH: {
- u8 buffer[NSH_HDR_MAX_LEN];
- struct nshhdr *nh = (struct nshhdr *)buffer;
-
- err = nsh_hdr_from_nlattr(nla_data(a), nh,
- NSH_HDR_MAX_LEN);
- if (unlikely(err))
- break;
- err = push_nsh(skb, key, nh);
+ case OVS_ACTION_ATTR_PUSH_NSH:
+ err = push_nsh(skb, key, nla_data(a));
break;
- }
case OVS_ACTION_ATTR_POP_NSH:
err = pop_nsh(skb, key);