1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/audit.c b/kernel/audit.c
index ddb69a458203..a5f03cb2c0f5 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -488,7 +488,7 @@ static inline int audit_log_drain(struct audit_buffer *ab)
 
                 if (audit_pid) {
                         struct nlmsghdr *nlh = (struct nlmsghdr *)skb->data;
-                        nlh->nlmsg_len = skb->len - sizeof(*nlh);
+                        nlh->nlmsg_len = skb->len - NLMSG_SPACE(0);
                         skb_get(skb); /* because netlink_* frees */
                         retval = netlink_unicast(audit_sock, skb, audit_pid,
                                                  MSG_DONTWAIT);