audit: Properly set the origin port id of audit messages.

For user generated audit messages set the portid field in the netlink
header to the netlink port where the user generated audit message came
from.  Reporting the process id in a port id field was just nonsense.

Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric Paris <eparis@redhat.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

diff --git a/kernel/audit.c b/kernel/audit.c
index 2a8728fdefc4efd07347ca1a616381f6117b237d..9dd4d0936969fae90108598b322fcc7c87bc5013 100644 (file)
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -751,7 +751,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
                                        size--;
                                audit_log_n_untrustedstring(ab, data, size);
                        }
-                       audit_set_pid(ab, pid);
+                       audit_set_pid(ab, NETLINK_CB(skb).pid);
                        audit_log_end(ab);
                }
                break;