static struct bpf_prog *bpf_patch_insn_data(struct bpf_verifier_env *env, u32 off,
					    const struct bpf_insn *patch, u32 len)
{
	struct bpf_prog *new_prog;

	new_prog = bpf_patch_insn_single(env->prog, off, patch, len);
	if (IS_ERR(new_prog)) {
		if (PTR_ERR(new_prog) == -ERANGE)
			verbose(env,
				"insn %d cannot be patched due to 16-bit range\n",
				env->insn_aux_data[off].orig_idx);
		return NULL;
	}
	if (adjust_insn_aux_data(env, new_prog, off, len))
		return NULL;
	adjust_subprog_starts(env, off, len);
	adjust_poke_descs(new_prog, off, len);
	return new_prog;
}
Unknown