Commit cb1cb5c4 authored by Pablo Neira Ayuso's avatar Pablo Neira Ayuso Committed by David S. Miller

netfilter: ctnetlink: fix sleep in read-side lock section

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: default avatarPablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1575e7ea
......@@ -1139,7 +1139,7 @@ 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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