Audit: collect sessionid in netlink messages

Previously I added sessionid output to all audit messages where it was
available but we still didn't know the sessionid of the sender of
netlink messages.  This patch adds that information to netlink messages
so we can audit who sent netlink messages.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 1 deletions

diff --git a/net/netlabel/netlabel_user.c b/net/netlabel/netlabel_user.c
index b17d4203806e..68706b4e3bf8 100644
--- a/net/netlabel/netlabel_user.c
+++ b/net/netlabel/netlabel_user.c
@@ -107,7 +107,9 @@ struct audit_buffer *netlbl_audit_start_common(int type,
         if (audit_buf == NULL)
                 return NULL;
 
-        audit_log_format(audit_buf, "netlabel: auid=%u", audit_info->loginuid);
+        audit_log_format(audit_buf, "netlabel: auid=%u ses=%u",
+                         audit_info->loginuid,
+                         audit_info->sessionid);
 
         if (audit_info->secid != 0 &&
             security_secid_to_secctx(audit_info->secid,