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authorMadhuparna Bhowmik <madhuparnabhowmik10@gmail.com>2020-02-18 23:47:18 +0530
committerDavid S. Miller <davem@davemloft.net>2020-02-18 12:43:06 -0800
commit8c70c3d72833a08214ff8c8df1f7d9778509888d (patch)
treedf799f8576a96c4450a4a5e0f983edaaaf98c52d /net/netlabel
parent379349e9bc3b42b8b2f8f7a03f64a97623fff323 (diff)
downloadlinux-8c70c3d72833a08214ff8c8df1f7d9778509888d.tar.bz2
net: netlabel: Use built-in RCU list checking
list_for_each_entry_rcu() has built-in RCU and lock checking. Pass cond argument to list_for_each_entry_rcu() to silence false lockdep warning when CONFIG_PROVE_RCU_LIST is enabled by default. Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlabel')
-rw-r--r--net/netlabel/netlabel_unlabeled.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index d2e4ab8d1cb1..77bb1bb22c3b 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -207,7 +207,8 @@ static struct netlbl_unlhsh_iface *netlbl_unlhsh_search_iface(int ifindex)
bkt = netlbl_unlhsh_hash(ifindex);
bkt_list = &netlbl_unlhsh_rcu_deref(netlbl_unlhsh)->tbl[bkt];
- list_for_each_entry_rcu(iter, bkt_list, list)
+ list_for_each_entry_rcu(iter, bkt_list, list,
+ lockdep_is_held(&netlbl_unlhsh_lock))
if (iter->valid && iter->ifindex == ifindex)
return iter;