[PATCH] netfilter: ip6tables fix

[Eric Dumazet]

Eric Dumazet a écrit :
> Graham Murray a écrit :
>> iptables gives me no problems at all, it is just ip6tables that
>> fails. The first indication of this is during the init scripts when
>> ip6tables-restore fails.
> 
> I see, its a plain bug in net/ipv6/netfilter/ip6_tables.c
> function alloc_counters() always returns -ENOMEM
> 
> Unfortunatly , its Sunday here and I have to run for lunch time with family :)
> 
> If nobody beats me, I will do the fix in a couple of hours...

Here is the fix, thanks Graham for the report !

[PATCH] netfilter: ip6tables fix

ip6_tables.c	 alloc_counters() misses a return statement, making
ip6tables -N always failing and leaking memory.

Reported-by: Graham Murray <graham@xxxxxxxxxxxxxx>
Signed-off-by: Eric Dumazet <dada1@xxxxxxxxxxxxx>
---

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index dfed176..800ae85 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1033,6 +1033,8 @@ static struct xt_counters *alloc_counters(struct xt_table *table)
 
 	xt_free_table_info(info);
 
+	return counters;
+
  free_counters:
 	vfree(counters);
  nomem:

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