diff options
Diffstat (limited to 'kernel/bpf/core.c')
| -rw-r--r-- | kernel/bpf/core.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index b4f1cb0..6f81e0f 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -394,27 +394,23 @@ static bool bpf_prog_kallsyms_verify_off(const struct bpf_prog *fp) void bpf_prog_kallsyms_add(struct bpf_prog *fp) { - unsigned long flags; - if (!bpf_prog_kallsyms_candidate(fp) || !capable(CAP_SYS_ADMIN)) return; - spin_lock_irqsave(&bpf_lock, flags); + spin_lock_bh(&bpf_lock); bpf_prog_ksym_node_add(fp->aux); - spin_unlock_irqrestore(&bpf_lock, flags); + spin_unlock_bh(&bpf_lock); } void bpf_prog_kallsyms_del(struct bpf_prog *fp) { - unsigned long flags; - if (!bpf_prog_kallsyms_candidate(fp)) return; - spin_lock_irqsave(&bpf_lock, flags); + spin_lock_bh(&bpf_lock); bpf_prog_ksym_node_del(fp->aux); - spin_unlock_irqrestore(&bpf_lock, flags); + spin_unlock_bh(&bpf_lock); } static struct bpf_prog *bpf_prog_kallsyms_find(unsigned long addr) |
