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| author | alex.bluesman.smirnov@gmail.com <alex.bluesman.smirnov@gmail.com> | 2012-04-25 23:24:57 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-26 05:32:55 -0400 |
| commit | 8deff4af8745561efd2be34ee30cc57a6f0107c6 (patch) | |
| tree | d2b3aaa6d55258ff020687c50d4122e6aebef963 | |
| parent | 0848e4043014631d792a66266d6d7d64a7f21da5 (diff) | |
| download | lwn-8deff4af8745561efd2be34ee30cc57a6f0107c6.tar.gz lwn-8deff4af8745561efd2be34ee30cc57a6f0107c6.zip | |
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 <alex.bluesman.smirnov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | 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 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) { |