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(parent: 8d04516) | patch
netfilter: nft_rbtree: fix locking
authorPatrick McHardy <kaber@trash.net>
Sat, 21 Mar 2015 15:19:14 +0000 (15:19 +0000)
committerPablo Neira Ayuso <pablo@netfilter.org>
Sun, 22 Mar 2015 18:49:09 +0000 (19:49 +0100)
commit16c45eda96038aae848b6cfd42e2bf4b5e80f365
treef1d41d0ce185c7cbf77dbead62accfe39620419btree | snapshot
parent8d0451638ad3f7ccd5250c1dd90e06ad487b2703commit | diff
netfilter: nft_rbtree: fix locking

Fix a race condition and unnecessary locking:

* the root rb_node must only be accessed under the lock in nft_rbtree_lookup()
* the lock is not needed in lookup functions in netlink context

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/nft_rbtree.c diff | blob | history
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