From owner-cvs-all Sat Aug 10 5:34:34 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 2A72B37B400; Sat, 10 Aug 2002 05:34:32 -0700 (PDT) Received: from freefall.freebsd.org (freefall.FreeBSD.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id D0F0E43E5E; Sat, 10 Aug 2002 05:34:31 -0700 (PDT) (envelope-from iedowse@FreeBSD.org) Received: from freefall.freebsd.org (iedowse@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.4/8.12.4) with ESMTP id g7ACYVJU025023; Sat, 10 Aug 2002 05:34:31 -0700 (PDT) (envelope-from iedowse@freefall.freebsd.org) Received: (from iedowse@localhost) by freefall.freebsd.org (8.12.4/8.12.4/Submit) id g7ACYV19025022; Sat, 10 Aug 2002 05:34:31 -0700 (PDT) Message-Id: <200208101234.g7ACYV19025022@freefall.freebsd.org> From: Ian Dowse Date: Sat, 10 Aug 2002 05:34:31 -0700 (PDT) To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern uipc_mbuf.c X-FreeBSD-CVS-Branch: RELENG_4 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 iedowse 2002/08/10 05:34:31 PDT Modified files: (Branch: RELENG_4) sys/kern uipc_mbuf.c Log: Don't dereference a NULL mbuf in m_freem(). It is a long-standing (though maybe not ideal) feature of m_freem() that calling m_freem(NULL) is permitted. Revision 1.51.2.17 exposed an unchecked dereference added in revision 1.51.2.16. This bug is specific to RELENG_4. PR: kern/41492 Revision Changes Path 1.51.2.18 +1 -1 src/sys/kern/uipc_mbuf.c To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message