From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752986AbXCXP6g (ORCPT ); Sat, 24 Mar 2007 11:58:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753146AbXCXP6g (ORCPT ); Sat, 24 Mar 2007 11:58:36 -0400 Received: from linux6.nezu.wide.ad.jp ([203.178.142.218]:60738 "EHLO nezu.linux-ipv6.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752986AbXCXP6f (ORCPT ); Sat, 24 Mar 2007 11:58:35 -0400 Date: Sun, 25 Mar 2007 00:54:17 +0900 (JST) Message-Id: <20070325.005417.189728335.takamiya@linux-ipv6.org> To: linux-usb-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, usagi-core@linux-ipv6.org Subject: [PATCH 1/2] [USB] [PL2303]: fixed to skip NULL entry in pl2303_shutdown. From: Noriaki TAKAMIYA In-Reply-To: <20070325.005227.432838064.takamiya@linux-ipv6.org> References: <20070325.005227.432838064.takamiya@linux-ipv6.org> X-Face: +<)&j!Ce24nM@a.\f6TA,]^9Q76[_QN_[QR-(bT&>b40Oo[:`R(>b7!b-|q5k&.8CO[_Oh_ !9Nk0rikK70~?|08EFH|:]iF6pwPlnfEn-wo-voY:rP?%7p%cxjnbf'hglO'se&QwZN7/RVX!U7*P% cTV('HfHp+?g1+hx7\+J.W]G zYWv%LsDc X-Mailer: Mew version 5.1 on XEmacs 21.4.17 (Jumbo Shrimp) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, While booting, this entry is set to NULL in destroy_serial(), but serial->port is referred again in pl2303_shutdown() via serial->type->shutdown. --- drivers/usb/serial/pl2303.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 83dfae9..d631f8c 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -905,6 +905,8 @@ static void pl2303_shutdown(struct usb_s dbg("%s", __FUNCTION__); for (i = 0; i < serial->num_ports; ++i) { + if (!serial->port[i]) + continue; priv = usb_get_serial_port_data(serial->port[i]); if (priv) { pl2303_buf_free(priv->buf); -- 1.4.4 -- Noriaki TAKAMIYA