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authorPatrick McHardy <kaber@trash.net>2009-04-15 12:45:08 +0200
committerPatrick McHardy <kaber@trash.net>2009-04-15 12:45:08 +0200
commit38fb0afcd8761f8858e27135ed89a65117e2019c (patch)
tree201b72f3173b44e4f62945d634bf1b87d80b4ad9 /net
parentb6f0a3652ea9d2296fdc98c3b2c96603be611c4d (diff)
downloadop-kernel-dev-38fb0afcd8761f8858e27135ed89a65117e2019c.zip
op-kernel-dev-38fb0afcd8761f8858e27135ed89a65117e2019c.tar.gz
netfilter: nf_conntrack: fix crash when unloading helpers
Commit ea781f197d (netfilter: nf_conntrack: use SLAB_DESTROY_BY_RCU and) get rid of call_rcu() was missing one conversion to the hlist_nulls functions, causing a crash when unloading conntrack helper modules. Reported-and-tested-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl> Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_conntrack_helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index 30b8e90..0fa5a42 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -176,7 +176,7 @@ static void __nf_conntrack_helper_unregister(struct nf_conntrack_helper *me,
}
/* Get rid of expecteds, set helpers to NULL. */
- hlist_for_each_entry(h, nn, &net->ct.unconfirmed, hnnode)
+ hlist_nulls_for_each_entry(h, nn, &net->ct.unconfirmed, hnnode)
unhelp(h, me);
for (i = 0; i < nf_conntrack_htable_size; i++) {
hlist_nulls_for_each_entry(h, nn, &net->ct.hash[i], hnnode)
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