netfilter: xt_CT: allocation has to be GFP_ATOMIC under rcu_read_lock section

Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/netfilter/xt_CT.c b/net/netfilter/xt_CT.c
index 138b75e41fdd..4babb278e41e 100644
--- a/net/netfilter/xt_CT.c
+++ b/net/netfilter/xt_CT.c
@@ -261,7 +261,7 @@ static int xt_ct_tg_check_v1(const struct xt_tgchk_param *par)
                                 goto err4;
                         }
                         timeout_ext = nf_ct_timeout_ext_add(ct, timeout,
-                                                            GFP_KERNEL);
+                                                            GFP_ATOMIC);
                         if (timeout_ext == NULL) {
                                 ret = -ENOMEM;
                                 goto err4;