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(parent: dc30eb8) | patch
netfilter: xt_hashlimit: fix lock imbalance
authorEric Dumazet <edumazet@google.com>
Mon, 12 Feb 2018 16:11:48 +0000 (08:11 -0800)
committerPablo Neira Ayuso <pablo@netfilter.org>
Fri, 16 Feb 2018 14:00:55 +0000 (15:00 +0100)
commit3b93ea6ca0b8f1cad3da2ec06a9e83e68f465ba4
treeadce3258de97f6e996bc6abddcb70f961db5bba8tree | snapshot
parentdc30eb82529226b4e0414414fb8a9af58ae79a97commit | diff
netfilter: xt_hashlimit: fix lock imbalance

syszkaller found that rcu was not held in hashlimit_mt_common()

We only need to enable BH at this point.

Fixes: c2dc8af7fd19 ("netfilter: xt_hashlimit: add rate match mode")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzkaller <syzkaller@googlegroups.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/xt_hashlimit.c diff | blob | history
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