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-rw-r--r--kernel/bpf/bpf_lru_list.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/bpf/bpf_lru_list.c b/kernel/bpf/bpf_lru_list.c
index 1b6b9349cb85..d99e89f113c4 100644
--- a/kernel/bpf/bpf_lru_list.c
+++ b/kernel/bpf/bpf_lru_list.c
@@ -502,13 +502,14 @@ struct bpf_lru_node *bpf_lru_pop_free(struct bpf_lru *lru, u32 hash)
static void bpf_common_lru_push_free(struct bpf_lru *lru,
struct bpf_lru_node *node)
{
+ u8 node_type = READ_ONCE(node->type);
unsigned long flags;
- if (WARN_ON_ONCE(node->type == BPF_LRU_LIST_T_FREE) ||
- WARN_ON_ONCE(node->type == BPF_LRU_LOCAL_LIST_T_FREE))
+ if (WARN_ON_ONCE(node_type == BPF_LRU_LIST_T_FREE) ||
+ WARN_ON_ONCE(node_type == BPF_LRU_LOCAL_LIST_T_FREE))
return;
- if (node->type == BPF_LRU_LOCAL_LIST_T_PENDING) {
+ if (node_type == BPF_LRU_LOCAL_LIST_T_PENDING) {
struct bpf_lru_locallist *loc_l;
loc_l = per_cpu_ptr(lru->common_lru.local_list, node->cpu);