From owner-cvs-all Sat Jul 27 20:52:59 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 27FCD37B409; Sat, 27 Jul 2002 20:52:45 -0700 (PDT) Received: from freefall.freebsd.org (freefall.FreeBSD.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id C583943E42; Sat, 27 Jul 2002 20:52:44 -0700 (PDT) (envelope-from dd@FreeBSD.org) Received: from freefall.freebsd.org (dd@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.4/8.12.4) with ESMTP id g6S3qiJU012942; Sat, 27 Jul 2002 20:52:44 -0700 (PDT) (envelope-from dd@freefall.freebsd.org) Received: (from dd@localhost) by freefall.freebsd.org (8.12.4/8.12.4/Submit) id g6S3qiBY012941; Sat, 27 Jul 2002 20:52:44 -0700 (PDT) Message-Id: <200207280352.g6S3qiBY012941@freefall.freebsd.org> From: Dima Dorfman Date: Sat, 27 Jul 2002 20:52:44 -0700 (PDT) To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/fs/devfs devfs_rule.c X-FreeBSD-CVS-Branch: HEAD Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG dd 2002/07/27 20:52:44 PDT Modified files: sys/fs/devfs devfs_rule.c Log: Unimplement panic(8) by making sure that we don't recurse into a ruleset. If we do, that means there's a ruleset loop (10 includes 20 include 30 includes 10), which will quickly cause a double fault due to stack overflow (since "include" is implemented by recursion). (Previously, we only checked that X didn't include X.) Revision Changes Path 1.2 +11 -5 src/sys/fs/devfs/devfs_rule.c To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message