[PATCH 1/2] audit: use define's for audit version

[Eric Paris]

Give names to the audit versions.  Just something for a userspace
programmer to know what the version provides.

Signed-off-by: Eric Paris <eparis at redhat.com>
---
 include/uapi/linux/audit.h | 5 +++++
 kernel/audit.c             | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 14afb0d..3e1fbe9 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -320,6 +320,11 @@ enum {
 #define AUDIT_STATUS_RATE_LIMIT		0x0008
 #define AUDIT_STATUS_BACKLOG_LIMIT	0x0010
 #define AUDIT_STATUS_BACKLOG_WAIT_TIME	0x0020
+
+#define AUDIT_VERSION_BACKLOG_LIMIT	1
+#define AUDIT_VERSION_BACKLOG_WAIT_TIME	2
+#define AUDIT_VERSION_LATEST AUDIT_VERSION_BACKLOG_WAIT_TIME
+
 				/* Failure-to-log actions */
 #define AUDIT_FAIL_SILENT	0
 #define AUDIT_FAIL_PRINTK	1
diff --git a/kernel/audit.c b/kernel/audit.c
index 9d433b3..fe2e305 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -800,7 +800,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 		s.backlog_limit		= audit_backlog_limit;
 		s.lost			= atomic_read(&audit_lost);
 		s.backlog		= skb_queue_len(&audit_skb_queue);
-		s.version		= 2;
+		s.version		= AUDIT_VERSION_LATEST;
 		s.backlog_wait_time	= audit_backlog_wait_time;
 		audit_send_reply(NETLINK_CB(skb).portid, seq, AUDIT_GET, 0, 0,
 				 &s, sizeof(s));
-- 
1.8.4.2