netfilter: x_tables: fix net namespace leak when reading /proc/net/xxx_tables_names

The seq_open_net() call should be accompanied with seq_release_net() one.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
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/netfilter/x_tables.c b/net/netfilter/x_tables.c
index f52f7f810ac4..11b22abc2b70 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -787,7 +787,7 @@ static const struct file_operations xt_table_ops = {
         .open    = xt_table_open,
         .read    = seq_read,
         .llseek  = seq_lseek,
-        .release = seq_release,
+        .release = seq_release_net,
 };
 
 static void *xt_match_seq_start(struct seq_file *seq, loff_t *pos)