summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorWANG Cong <xiyou.wangcong@gmail.com>2014-09-15 14:21:50 -0700
committerDavid S. Miller <davem@davemloft.net>2014-09-15 17:42:08 -0400
commit80dcbd12fb30932bb001b913ffe36843e2a1fe3a (patch)
tree5cb32c8f55427995cdcbce622dbd8fce602e4c42
parent0486b60a8c62d3a9470374601dbd2f5f03afb1dd (diff)
net_sched: fix suspicious RCU usage in cls_bpf_classify()
Fixes: commit 1f947bf151e90ec0baad2948 ("net: sched: rcu'ify cls_bpf") Cc: John Fastabend <john.fastabend@gmail.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Acked-by: John Fastabend <john.r.fastabend@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/sched/cls_bpf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index 6a7386e6e5a8..4e3f5bfc0b26 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -52,7 +52,7 @@ static const struct nla_policy bpf_policy[TCA_BPF_MAX + 1] = {
static int cls_bpf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
struct tcf_result *res)
{
- struct cls_bpf_head *head = rcu_dereference(tp->root);
+ struct cls_bpf_head *head = rcu_dereference_bh(tp->root);
struct cls_bpf_prog *prog;
int ret;