[NETFILTER]: xt_helper: Do not bypass RCU

Use the @helper variable that was just obtained.

Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/netfilter/xt_helper.c b/net/netfilter/xt_helper.c
index 0a1f4c6bcdef..d842c4a6d63f 100644
--- a/net/netfilter/xt_helper.c
+++ b/net/netfilter/xt_helper.c
@@ -56,8 +56,8 @@ match(const struct sk_buff *skb,
         if (info->name[0] == '\0')
                 ret = !ret;
         else
-                ret ^= !strncmp(master_help->helper->name, info->name,
-                                strlen(master_help->helper->name));
+                ret ^= !strncmp(helper->name, info->name,
+                                strlen(helper->name));
         return ret;
 }