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| author |   Xiu Jianfeng <xiujianfeng@huawei.com> | 2021-12-17 09:01:51 +0800 |
|---|---|---|
| committer |   Paul Moore <paul@paul-moore.com> | 2021-12-20 14:42:11 -0500 |
| commit | 30561b51cc8d1daa27a48eb29dd9424858576b19 (patch) | |
| tree | 3335473cddc1f9159cbc12dde9eb9ce551bd3101 /kernel | |
| parent | audit: ensure userspace is penalized the same as the kernel when under pressure (diff) | |
| download | linux-dev-30561b51cc8d1daa27a48eb29dd9424858576b19.tar.xz linux-dev-30561b51cc8d1daa27a48eb29dd9424858576b19.zip | |
audit: use struct_size() helper in audit_[send|make]_reply()
Make use of struct_size() helper instead of an open-coded calculation.
Link: https://github.com/KSPP/linux/issues/160
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/audit.c | 2 | ||||
| -rw-r--r-- | kernel/auditfilter.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index 3dd8bde2c00f..bc21d5007047 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -1459,7 +1459,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) security_release_secctx(ctx, len); } audit_send_reply(skb, seq, AUDIT_SIGNAL_INFO, 0, 0, - sig_data, sizeof(*sig_data) + len); + sig_data, struct_size(sig_data, ctx, len)); kfree(sig_data); break; case AUDIT_TTY_GET: { diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c index 398b4c57e921..1bbe25f47c17 100644 --- a/kernel/auditfilter.c +++ b/kernel/auditfilter.c @@ -1092,7 +1092,7 @@ static void audit_list_rules(int seq, struct sk_buff_head *q) break; skb = audit_make_reply(seq, AUDIT_LIST_RULES, 0, 1, data, - sizeof(*data) + data->buflen); + struct_size(data, buf, data->buflen)); if (skb) skb_queue_tail(q, skb); kfree(data); |