[NETFILTER]: ctnetlink: Fix dumping of helper name

Properly dump the helper name instead of internal kernel data.
Based on patch by Marcus Sundberg <marcus@ingate.com>.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c
index 703f2d2e3464..c9ebbe0d2d9c 100644
--- a/net/ipv4/netfilter/ip_conntrack_netlink.c
+++ b/net/ipv4/netfilter/ip_conntrack_netlink.c
@@ -161,7 +161,7 @@ ctnetlink_dump_helpinfo(struct sk_buff *skb, const struct ip_conntrack *ct)
                 return 0;
                 
         nest_helper = NFA_NEST(skb, CTA_HELP);
-        NFA_PUT(skb, CTA_HELP_NAME, CTA_HELP_MAXNAMESIZE, &ct->helper->name);
+        NFA_PUT(skb, CTA_HELP_NAME, strlen(ct->helper->name), ct->helper->name);
 
         if (ct->helper->to_nfattr)
                 ct->helper->to_nfattr(skb, ct);