net: sched: remove TC_MUNGED bits

Not used.

pedit sets TC_MUNGED when packet content was altered, but all the core
does is unset MUNGED again and then set OK2MUNGE.

And the latter isn't tested anywhere. So lets remove both
TC_MUNGED and TC_OK2MUNGE.

Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 4 deletions

diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 59649d588d79..17e6d6669c7f 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -108,7 +108,7 @@ static int tcf_pedit(struct sk_buff *skb, const struct tc_action *a,
                      struct tcf_result *res)
 {
         struct tcf_pedit *p = a->priv;
-        int i, munged = 0;
+        int i;
         unsigned int off;
 
         if (skb_unclone(skb, GFP_ATOMIC))
@@ -156,11 +156,8 @@ static int tcf_pedit(struct sk_buff *skb, const struct tc_action *a,
                         *ptr = ((*ptr & tkey->mask) ^ tkey->val);
                         if (ptr == &_data)
                                 skb_store_bits(skb, off + offset, ptr, 4);
-                        munged++;
                 }
 
-                if (munged)
-                        skb->tc_verd = SET_TC_MUNGED(skb->tc_verd);
                 goto done;
         } else
                 WARN(1, "pedit BUG: index %d\n", p->tcf_index);