Fix allocation with GFP_KERNEL in ctnetlink_create_conntrack() under
read-side lock sections.
This problem was introduced in 2.6.25.
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nf_conntrack_netlink.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index a984b1c..7707cbb 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1142,7 +1142,7 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
rcu_read_lock();
helper = __nf_ct_helper_find(rtuple);
if (helper) {
- help = nf_ct_helper_ext_add(ct, GFP_KERNEL);
+ help = nf_ct_helper_ext_add(ct, GFP_ATOMIC);
if (help == NULL) {
rcu_read_unlock();
err = -ENOMEM;
--
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