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Commit 27ee441a authored by Pablo Neira's avatar Pablo Neira Committed by David S. Miller
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gtp: put back reference to netns when not required anymore 



This patch fixes a netns leak.

Fixes: 93edb8c7 ("gtp: reload GTPv1 header after pskb_may_pull()")
Reported-by: default avatarCong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7fd38193

drivers/net/gtp.c

+12 −3
Original line number Diff line number Diff line
@@ -1028,8 +1028,11 @@ static int gtp_genl_new_pdp(struct sk_buff *skb, struct genl_info *info) 


	/* Check if there's an existing gtpX device to configure */

	dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK]));

	if (dev == NULL)

	if (dev == NULL) {

		put_net(net);

		return -ENODEV;

	}

	put_net(net);



	return ipv4_pdp_add(dev, info);

}
@@ -1051,8 +1054,11 @@ static int gtp_genl_del_pdp(struct sk_buff *skb, struct genl_info *info) 


	/* Check if there's an existing gtpX device to configure */

	dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK]));

	if (dev == NULL)

	if (dev == NULL) {

		put_net(net);

		return -ENODEV;

	}

	put_net(net);



	gtp = netdev_priv(dev);
@@ -1163,8 +1169,11 @@ static int gtp_genl_get_pdp(struct sk_buff *skb, struct genl_info *info) 


	/* Check if there's an existing gtpX device to configure */

	dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK]));

	if (dev == NULL)

	if (dev == NULL) {

		put_net(net);

		return -ENODEV;

	}

	put_net(net);



	gtp = netdev_priv(dev);