From 8c5aa40c94ef8bb7f7da95ecd5942e2d20fc3c9d Mon Sep 17 00:00:00 2001
From: Steve Grubb <sgrubb@redhat.com>
Date: Tue, 10 May 2005 18:53:07 +0100
Subject: [PATCH] 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>
---
kernel/audit.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/audit.c b/kernel/audit.c
index b86007da8a3f..2ddd1a2b66d0 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;
+ nlh->nlmsg_len = skb->len - sizeof(*nlh);
skb_get(skb); /* because netlink_* frees */
retval = netlink_unicast(audit_sock, skb, audit_pid,
MSG_DONTWAIT);
--
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