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authorJoel Stanley <joel@jms.id.au>2016-11-21 02:38:38 +0300
committerJoel Stanley <joel@jms.id.au>2016-11-21 02:38:47 +0300
commitc55cf1296a0429d91b940a49a59977617a4e4cb3 (patch)
tree11d7ae008a0ad5bfe4110966b6df7c44cff723fd /net/sched/act_vlan.c
parent5509e6ee766f6b910c3b81c02bae291fc1d9a806 (diff)
parent86429bd405de5741df4127096deae0b1d90b68f1 (diff)
downloadlinux-dev-4.4.tar.xz
Merge tag 'v4.4.33' into dev-4.4openbmc-4.4-20161121-1dev-4.4
This is the 4.4.33 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'net/sched/act_vlan.c')
-rw-r--r--net/sched/act_vlan.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 796785e0bf96..d7edba4536bd 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -33,6 +33,12 @@ static int tcf_vlan(struct sk_buff *skb, const struct tc_action *a,
bstats_update(&v->tcf_bstats, skb);
action = v->tcf_action;
+ /* Ensure 'data' points at mac_header prior calling vlan manipulating
+ * functions.
+ */
+ if (skb_at_tc_ingress(skb))
+ skb_push_rcsum(skb, skb->mac_len);
+
switch (v->tcfv_action) {
case TCA_VLAN_ACT_POP:
err = skb_vlan_pop(skb);
@@ -54,6 +60,9 @@ drop:
action = TC_ACT_SHOT;
v->tcf_qstats.drops++;
unlock:
+ if (skb_at_tc_ingress(skb))
+ skb_pull_rcsum(skb, skb->mac_len);
+
spin_unlock(&v->tcf_lock);
return action;
}