From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Smirnov Subject: [PATCH net 2/3] 6lowpan: clean up fragments list if module unloaded Date: Thu, 26 Apr 2012 13:24:57 +0400 Message-ID: <1335432298-17161-3-git-send-email-alex.bluesman.smirnov@gmail.com> References: <1335432298-17161-1-git-send-email-alex.bluesman.smirnov@gmail.com> Cc: davem@davemloft.net, linux-zigbee-devel@lists.sourceforge.net, Alexander Smirnov To: netdev@vger.kernel.org Return-path: Received: from mail-wg0-f44.google.com ([74.125.82.44]:53340 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754882Ab2DZJbJ (ORCPT ); Thu, 26 Apr 2012 05:31:09 -0400 Received: by wgbdr13 with SMTP id dr13so1014313wgb.1 for ; Thu, 26 Apr 2012 02:31:08 -0700 (PDT) In-Reply-To: <1335432298-17161-1-git-send-email-alex.bluesman.smirnov@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: Clean all the pending fragments and relative timers if 6lowpan link is going to be deleted. Signed-off-by: Alexander Smirnov --- net/ieee802154/6lowpan.c | 13 +++++++++++-- 1 files changed, 11 insertions(+), 2 deletions(-) diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index 7ce508f..a21ca6e 100644 --- a/net/ieee802154/6lowpan.c +++ b/net/ieee802154/6lowpan.c @@ -1177,11 +1177,20 @@ static void lowpan_dellink(struct net_device *dev, struct list_head *head) { struct lowpan_dev_info *lowpan_dev = lowpan_dev_info(dev); struct net_device *real_dev = lowpan_dev->real_dev; - struct lowpan_dev_record *entry; - struct lowpan_dev_record *tmp; + struct lowpan_dev_record *entry, *tmp; + struct lowpan_fragment *frame, *tframe; ASSERT_RTNL(); + spin_lock(&flist_lock); + list_for_each_entry_safe(frame, tframe, &lowpan_fragments, list) { + del_timer(&frame->timer); + list_del(&frame->list); + dev_kfree_skb(frame->skb); + kfree(frame); + } + spin_unlock(&flist_lock); + mutex_lock(&lowpan_dev_info(dev)->dev_list_mtx); list_for_each_entry_safe(entry, tmp, &lowpan_devices, list) { if (entry->ldev == dev) { -- 1.7.2.3