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Date: Tue, 10 Oct 2017 21:50:44 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Xin Long <lucien.xin@...il.com>, "David S. Miller" <davem@...emloft.net> Subject: [PATCH 4.9 073/105] ip6_gre: ip6gre_tap device should keep dst 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Xin Long <lucien.xin@...il.com> [ Upstream commit 2d40557cc702ed8e5edd9bd422233f86652d932e ] The patch 'ip_gre: ipgre_tap device should keep dst' fixed a issue that ipgre_tap mtu couldn't be updated in tx path. The same fix is needed for ip6gre_tap as well. Signed-off-by: Xin Long <lucien.xin@...il.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- net/ipv6/ip6_gre.c | 1 + 1 file changed, 1 insertion(+) --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1298,6 +1298,7 @@ static void ip6gre_tap_setup(struct net_ dev->features |= NETIF_F_NETNS_LOCAL; dev->priv_flags &= ~IFF_TX_SKB_SHARING; dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; + netif_keep_dst(dev); } static bool ip6gre_netlink_encap_parms(struct nlattr *data[],
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