Clean all the pending fragments and timers if 6lowpan link
is going to be deleted.
Signed-off-by: Alexander Smirnov <alex.bluesman.smir...@gmail.com>
---
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 d440233..a57174e 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -1192,11 +1192,20 @@ 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
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