diff options
| author | Vlad Buslov <vladbu@mellanox.com> | 2019-02-15 18:20:07 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-18 00:24:18 +0300 |
| commit | 31a998487641bc35bc7465781486ea8f8ddc0b82 (patch) | |
| tree | 30ee580b4a167070a2f42557ba7416545ea68229 /net/sched/cls_fw.c | |
| parent | 1eb00162f86abda9535de5cbaf6e168f7747ee90 (diff) | |
| download | linux-31a998487641bc35bc7465781486ea8f8ddc0b82.tar.xz | |
net: sched: fw: don't set arg->stop in fw_walk() when empty
Some classifiers set arg->stop in their implementation of tp->walk() API
when empty. Most of classifiers do not adhere to that convention. Do not
set arg->stop in fw_walk() to unify tp->walk() behavior among classifier
implementations.
Fixes: ed76f5edccc9 ("net: sched: protect filter_chain list with filter_chain_lock mutex")
Signed-off-by: Vlad Buslov <vladbu@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/cls_fw.c')
| -rw-r--r-- | net/sched/cls_fw.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index 317151bae73b..4e34966f2ae2 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -362,10 +362,7 @@ static void fw_walk(struct tcf_proto *tp, struct tcf_walker *arg, struct fw_head *head = rtnl_dereference(tp->root); int h; - if (head == NULL) - arg->stop = 1; - - if (arg->stop) + if (head == NULL || arg->stop) return; for (h = 0; h < HTSIZE; h++) { |