From: Roman Mashak <m...@mojatatu.com>

[ Upstream commit e1fea322fc6d4075254ca9c5f2afdace0281da2a ]

Add get_fill_size() routine used to calculate the action size
when building a batch of events.

Fixes: ca9b0e27e ("pkt_action: add new action skbedit")
Signed-off-by: Roman Mashak <m...@mojatatu.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 net/sched/act_skbedit.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index b100870f02a6d..37dced00b63d1 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -307,6 +307,17 @@ static int tcf_skbedit_search(struct net *net, struct 
tc_action **a, u32 index)
        return tcf_idr_search(tn, a, index);
 }
 
+static size_t tcf_skbedit_get_fill_size(const struct tc_action *act)
+{
+       return nla_total_size(sizeof(struct tc_skbedit))
+               + nla_total_size(sizeof(u32)) /* TCA_SKBEDIT_PRIORITY */
+               + nla_total_size(sizeof(u16)) /* TCA_SKBEDIT_QUEUE_MAPPING */
+               + nla_total_size(sizeof(u32)) /* TCA_SKBEDIT_MARK */
+               + nla_total_size(sizeof(u16)) /* TCA_SKBEDIT_PTYPE */
+               + nla_total_size(sizeof(u32)) /* TCA_SKBEDIT_MASK */
+               + nla_total_size_64bit(sizeof(u64)); /* TCA_SKBEDIT_FLAGS */
+}
+
 static struct tc_action_ops act_skbedit_ops = {
        .kind           =       "skbedit",
        .id             =       TCA_ID_SKBEDIT,
@@ -316,6 +327,7 @@ static struct tc_action_ops act_skbedit_ops = {
        .init           =       tcf_skbedit_init,
        .cleanup        =       tcf_skbedit_cleanup,
        .walk           =       tcf_skbedit_walker,
+       .get_fill_size  =       tcf_skbedit_get_fill_size,
        .lookup         =       tcf_skbedit_search,
        .size           =       sizeof(struct tcf_skbedit),
 };
-- 
2.20.1

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