From: alex.bluesman.smirnov@gmail.com Date: Wed, 25 Apr 2012 23:24:57 +0000 (+0000) Subject: 6lowpan: clean up fragments list if module unloaded X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8deff4af8745561efd2be34ee30cc57a6f0107c6;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git 6lowpan: clean up fragments list if module unloaded Clean all the pending fragments and relative timers if 6lowpan link is going to be deleted. Signed-off-by: Alexander Smirnov Signed-off-by: David S. Miller --- diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index f6b169439b5b..b3021f765204 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) {