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rcu: Use hlist_nulls_next_rcu() in hlist_nulls_add_tail_rcu()

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In commit 8dbd76e79a ("tcp/dccp: fix possible race
__inet_lookup_established()"), function hlist_nulls_add_tail_rcu() was
added back, but the local variable *last* is of type hlist_nulls_node,
so use hlist_nulls_next_rcu() instead of hlist_next_rcu().

Signed-off-by: Zhao Mengmeng <zhaomengmeng@kylinos.cn>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Zhao Mengmeng 2022-10-19 08:36:50 -04:00 committed by Paul E. McKenney
parent 1b929c02af
commit c004d231ca
1 changed files with 1 additions and 1 deletions
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2
include/linux/rculist_nulls.h
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@ -139,7 +139,7 @@ static inline void hlist_nulls_add_tail_rcu(struct hlist_nulls_node *n,
if (last) {
n->next = last->next;
n->pprev = &last->next;
rcu_assign_pointer(hlist_next_rcu(last), n);
rcu_assign_pointer(hlist_nulls_next_rcu(last), n);
} else {
hlist_nulls_add_head_rcu(n, h);
}