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(parent: da9a18d) | patch
bridge: Prevent possible race condition in br_fdb_change_mac_address
authorToshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Fri, 7 Feb 2014 07:48:26 +0000 (16:48 +0900)
committerDavid S. Miller <davem@davemloft.net>
Mon, 10 Feb 2014 22:34:34 +0000 (14:34 -0800)
commit74ad1e3291d9f1695e804be577d8a93bf6ecc1f5
tree1f7410a566554747361af7b05c2a29b9ca83cccbtree | snapshot
parentda9a18df76d042ebf4017267d6c5652a840ab168commit | diff
bridge: Prevent possible race condition in br_fdb_change_mac_address

br_fdb_change_mac_address() calls fdb_insert()/fdb_delete() without
br->hash_lock.

These hash list updates are racy with br_fdb_update()/br_fdb_cleanup().

Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Acked-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/bridge/br_fdb.c diff | blob | history
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