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netfilter: xt_hashlimit: dl_seq_stop() fix
[safe/jmp/linux-2.6]
/
net
/
netfilter
/
xt_hashlimit.c
diff --git
a/net/netfilter/xt_hashlimit.c
b/net/netfilter/xt_hashlimit.c
index
9e9c489
..
70d561a
100644
(file)
--- a/
net/netfilter/xt_hashlimit.c
+++ b/
net/netfilter/xt_hashlimit.c
@@
-879,7
+879,8
@@
static void dl_seq_stop(struct seq_file *s, void *v)
struct xt_hashlimit_htable *htable = s->private;
unsigned int *bucket = (unsigned int *)v;
- kfree(bucket);
+ if (!IS_ERR(bucket))
+ kfree(bucket);
spin_unlock_bh(&htable->lock);
}