diff options
| author | Jiri Pirko <jiri@resnulli.us> | 2014-12-02 18:00:33 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-12-08 20:53:40 -0500 |
| commit | 3fe6b49e2f8adc61fef9a22ecc0c3565f9ea468d (patch) | |
| tree | 75c45bffe5dec3a81f238106c6c2beb8f03ed4b9 | |
| parent | 472f58370128d5e18f9d5429313a87d0f30af45e (diff) | |
| download | talos-obmc-linux-3fe6b49e2f8adc61fef9a22ecc0c3565f9ea468d.tar.gz talos-obmc-linux-3fe6b49e2f8adc61fef9a22ecc0c3565f9ea468d.zip | |
net_sched: cls_bpf: remove faulty use of list_for_each_entry_rcu
rcu variant is not correct here. The code is called by updater (rtnl
lock is held), not by reader (no rcu_read_lock is held).
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
ACKed-by: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/sched/cls_bpf.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index cbfaf6f8feb3..d0de979c04a3 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -141,7 +141,7 @@ static unsigned long cls_bpf_get(struct tcf_proto *tp, u32 handle) if (head == NULL) return 0UL; - list_for_each_entry_rcu(prog, &head->plist, link) { + list_for_each_entry(prog, &head->plist, link) { if (prog->handle == handle) { ret = (unsigned long) prog; break; @@ -337,7 +337,7 @@ static void cls_bpf_walk(struct tcf_proto *tp, struct tcf_walker *arg) struct cls_bpf_head *head = rtnl_dereference(tp->root); struct cls_bpf_prog *prog; - list_for_each_entry_rcu(prog, &head->plist, link) { + list_for_each_entry(prog, &head->plist, link) { if (arg->count < arg->skip) goto skip; if (arg->fn(tp, (unsigned long) prog, arg) < 0) { |
