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authorPablo Neira Ayuso <pablo@netfilter.org>2014-06-10 10:53:02 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2014-06-16 13:07:50 +0200
commitac34b861979ec5057d686c890b1b8f8661e9b99f (patch)
treeac1e232726c9689e14c1175790fb5e549cbeab4f /net
parentnetfilter: nf_tables: use u32 for chain use counter (diff)
downloadlinux-ac34b861979ec5057d686c890b1b8f8661e9b99f.tar.xz
linux-ac34b861979ec5057d686c890b1b8f8661e9b99f.zip
netfilter: nf_tables: decrement chain use counter when replacing rules
Thus, the chain use counter remains with the same value after the rule replacement. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 5586426a6169..19f438deeab8 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1799,6 +1799,7 @@ static int nf_tables_newrule(struct sock *nlsk, struct sk_buff *skb,
goto err2;
}
nft_rule_disactivate_next(net, old_rule);
+ chain->use--;
list_add_tail_rcu(&rule->list, &old_rule->list);
} else {
err = -ENOENT;
@@ -1829,6 +1830,7 @@ err3:
list_del_rcu(&nft_trans_rule(trans)->list);
nft_rule_clear(net, nft_trans_rule(trans));
nft_trans_destroy(trans);
+ chain->use++;
}
err2:
nf_tables_rule_destroy(&ctx, rule);