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Ugh.  That's not so easy to read...  Slightly longer, how about this?

diff --git a/kernel/audit.c b/kernel/audit.c
index 8378c5e..3f569d1 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -824,11 +824,13 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
                                        break;
                        }
                        audit_log_common_recv_msg(&ab, msg_type);
-                       if (msg_type != AUDIT_USER_TTY)
-                               audit_log_format(ab,
-                                                " msg='%.AUDIT_MESSAGE_TEXT_MAXs'",
-                                                (char *)data);
-                       else {
+                       if (msg_type != AUDIT_USER_TTY) {
+                               char fmt[64];
+                               strcat(fmt, " msg='%.");
+                               strcat(fmt, "AUDIT_MESSAGE_TEXT_MAX");
+                               strcat(fmt, "s'");
+                               audit_log_format(ab, fmt, (char *)data);
+                       } else {
                                int size;

                                audit_log_format(ab, " data=");

I am ok with this. In fact I was going to do this the first time, but I thought their would be some explicit reason to avoid the additional
run time overhead as the concat could be made at compile time.

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