AUDIT: Fix reported length of audit messages.

We were setting nlmsg_len to skb->len, but we should be subtracting the size of the header. From: Steve Grubb <sgrubb@redhat.com> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
git-mirror · May 10, 2005 · 8c5aa40 · 8c5aa40
1 parent ea9c102
commit 8c5aa40
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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;
+			nlh->nlmsg_len = skb->len - sizeof(*nlh);
 			skb_get(skb); /* because netlink_* frees */
 			retval = netlink_unicast(audit_sock, skb, audit_pid,
 						 MSG_DONTWAIT);