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Diffstat (limited to 'net/sched/act_sample.c')
-rw-r--r--net/sched/act_sample.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 1ba0df238756..5db358497c9e 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -37,7 +37,7 @@ static const struct nla_policy sample_policy[TCA_SAMPLE_MAX + 1] = {
static int tcf_sample_init(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **a, int ovr,
- int bind)
+ int bind, struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);
struct nlattr *tb[TCA_SAMPLE_MAX + 1];
@@ -103,7 +103,8 @@ static void tcf_sample_cleanup(struct tc_action *a)
psample_group = rtnl_dereference(s->psample_group);
RCU_INIT_POINTER(s->psample_group, NULL);
- psample_group_put(psample_group);
+ if (psample_group)
+ psample_group_put(psample_group);
}
static bool tcf_sample_dev_ok_push(struct net_device *dev)
@@ -202,14 +203,16 @@ nla_put_failure:
static int tcf_sample_walker(struct net *net, struct sk_buff *skb,
struct netlink_callback *cb, int type,
- const struct tc_action_ops *ops)
+ const struct tc_action_ops *ops,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);
- return tcf_generic_walker(tn, skb, cb, type, ops);
+ return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}
-static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index)
+static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index,
+ struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);