[UPATCH] force_sig_info()

[Oleg Nesterov]

Hello.

This is my third attempt:

On Mon, 16 Sep 2002, Oleg Nesterov wrote:
> 2.5.34 introduced this change in force_sig_info()
> 
> -	return send_sig_info(sig, info, t);
> +	return send_sig_info(sig, (void *)1, t);
> 
> I beleive, it is wrong, info can carry useful information
> from do_page_fault, traps. And this (info *)1 does not
> prevent send_signal() from allocation of siginfo struct.
> Ingo, could you please clarify?

Call me stupid, but i still believe it is bug.

--- linux-2.5.39/kernel/signal.c~	Sun Sep 29 16:37:08 2002
+++ linux-2.5.39/kernel/signal.c	Sun Sep 29 16:37:35 2002
@@ -781,7 +781,7 @@
 	recalc_sigpending_tsk(t);
 	spin_unlock_irqrestore(&t->sigmask_lock, flags);
 
-	return send_sig_info(sig, (void *)1, t);
+	return send_sig_info(sig, info, t);
 }
 
 static int

Oleg.