diff options
Diffstat (limited to 'kernel/bpf/core.c')
| -rw-r--r-- | kernel/bpf/core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index c20babbf998f..93e49b0c218b 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -778,7 +778,10 @@ bool is_bpf_text_address(unsigned long addr) struct bpf_prog *bpf_prog_ksym_find(unsigned long addr) { - struct bpf_ksym *ksym = bpf_ksym_find(addr); + struct bpf_ksym *ksym; + + WARN_ON_ONCE(!rcu_read_lock_held()); + ksym = bpf_ksym_find(addr); return ksym && ksym->prog ? container_of(ksym, struct bpf_prog_aux, ksym)->prog : |