If the timer expire on fragmentation handling we need to hold the
flist_lock spinlock while accessing fraglist.
Signed-off-by: Alexander Aring <alex.ar...@gmail.com>
---
net/ieee802154/6lowpan.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index 93a44a8..af377b9 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -749,7 +749,9 @@ static void lowpan_fragment_timer_expired(unsigned long
entry_addr)
pr_debug("timer expired for frame with tag %d\n", entry->tag);
+ spin_lock_bh(&flist_lock);
list_del(&entry->list);
+ spin_unlock_bh(&flist_lock);
dev_kfree_skb(entry->skb);
kfree(entry);
}
--
1.8.4
------------------------------------------------------------------------------
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