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netlabel_domainhash.c: 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>
This commit is contained in:
Madhuparna Bhowmik 2020-02-19 00:11:32 +05:30 committed by David S. Miller
parent 8c70c3d728
commit 9facfdb546
1 changed files with 2 additions and 1 deletions
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3
net/netlabel/netlabel_domainhash.c
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@ -143,7 +143,8 @@ static struct netlbl_dom_map *netlbl_domhsh_search(const char *domain,
if (domain != NULL) {
bkt = netlbl_domhsh_hash(domain);
bkt_list = &netlbl_domhsh_rcu_deref(netlbl_domhsh)->tbl[bkt];
list_for_each_entry_rcu(iter, bkt_list, list)
list_for_each_entry_rcu(iter, bkt_list, list,
lockdep_is_held(&netlbl_domhsh_lock))
if (iter->valid &&
netlbl_family_match(iter->family, family) &&
strcmp(iter->domain, domain) == 0)