Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751195AbVJ2PYM (ORCPT ); Sat, 29 Oct 2005 11:24:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751196AbVJ2PYM (ORCPT ); Sat, 29 Oct 2005 11:24:12 -0400 Received: from mail.tv-sign.ru ([213.234.233.51]:7333 "EHLO several.ru") by vger.kernel.org with ESMTP id S1751195AbVJ2PYM (ORCPT ); Sat, 29 Oct 2005 11:24:12 -0400 Message-ID: <43639744.94BA6AA4@tv-sign.ru> Date: Sat, 29 Oct 2005 19:37:40 +0400 From: Oleg Nesterov X-Mailer: Mozilla 4.76 [en] (X11; U; Linux 2.2.20 i686) X-Accept-Language: en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Cc: Roland McGrath , Ingo Molnar , Chris Wright , Linus Torvalds , Andrew Morton Subject: [PATCH] fix signal->live leak in copy_process() Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 858 Lines: 24 [PATCH] fix ->signal->live leak in copy_process() exit_signal() (called from copy_process's error path) should decrement ->signal->live, otherwise forking process will miss 'group_dead' in do_exit(). Signed-off-by: Oleg Nesterov --- 2.6.14/kernel/signal.c~ 2005-10-29 01:14:57.000000000 +0400 +++ 2.6.14/kernel/signal.c 2005-10-29 22:40:37.000000000 +0400 @@ -406,6 +406,8 @@ void __exit_signal(struct task_struct *t void exit_signal(struct task_struct *tsk) { + atomic_dec(&tsk->signal->live); + write_lock_irq(&tasklist_lock); __exit_signal(tsk); write_unlock_irq(&tasklist_lock); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/